{"title":"Platinum rings","description":"\u003ch2\u003eUsed and vintage platinum rings: diamonds, wedding bands, and exceptional jewelry\u003c\/h2\u003e \u003cp\u003ePlatinum is among the most precious metals in the world of jewelry. It is recognized by its unique grayish-white color, which enhances diamonds like no other metal. Indestructible, platinum does not tarnish and is the ideal material for used, vintage, or antique rings. At Castafiore, we have assembled a collection of authenticated platinum rings — platinum wedding bands, platinum engagement rings with white diamonds, solitaires, and exceptional jewelry — available at fair and certified prices. Browse our new arrivals of platinum rings and find the unique piece of jewelry that suits you.\u003c\/p\u003e \u003ch3\u003ePlatinum, a noble metal for sublime rings and jewelry\u003c\/h3\u003e \u003cp\u003eAt first glance, platinum can resemble silver or white gold. Its history also proves this confusion: in the 16th century, conquistadors active in Colombia knew this metal well, but considered it worthless — a simple \"little silver.\" The reality is quite different: platinum is now the reference metal for the largest jewelry houses, from Tiffany \u0026 Co. to the most confidential independent workshops. Platinum engagement rings, white platinum wedding bands, cocktail rings set with diamonds: platinum has established itself as the exceptional metal par excellence.\u003c\/p\u003e \u003ch4\u003eA rarer and more precious metal than gold\u003c\/h4\u003e \u003cp\u003ePlatinum is one of the rarest metals in jewelry, much rarer than gold. Its production process is much longer and more tedious, which largely explains the high price of new platinum rings — and the remarkable value that second-hand pieces represent for accessing these exceptional jewels. A platinum jewel contains at least 85% pure platinum, compared to much more diluted alloys for white gold or silver. This exceptional purity guarantees platinum rings incomparable durability and brilliance, ring after ring, generation after generation.\u003c\/p\u003e \u003ch4\u003eFrom mine to platinum ring: an exceptional manufacturing process\u003c\/h4\u003e \u003cp\u003eTransforming raw platinum into a jewelry ring is a long and demanding process. Platinum is found in nature in the form of nuggets or flakes mixed with rock, mainly in South Africa and Russia. Once extracted, the ore undergoes a series of chemical and thermal treatments to isolate pure platinum from other metals in the group (palladium, rhodium, iridium) — a refining phase that can take several weeks. The pure metal is then melted at very high temperatures before being cast into ingots or wires usable by the jeweler. It is only then that the artisanal work begins: shaping the platinum ring, adjusting the size, setting diamonds or precious stones, final polishing. Each step requires exceptional savoir-faire, which justifies the high price of new platinum rings — and makes used platinum rings all the more attractive.\u003c\/p\u003e \u003ch4\u003ePlatinum rings and diamonds: the exceptional duo of jewelry\u003c\/h4\u003e \u003cp\u003ePlatinum is a ductile metal (easy to work with) and extremely resistant to abrasion, making it the ideal material for setting diamonds and precious stones with remarkable precision. Unlike synthetic diamond imitations or cubic zirconia — artificial stones often used in costume jewelry — the platinum rings in our selection are set with certified natural diamonds and stones. The natural white color of platinum enhances the cut and brilliance of diamonds like no other metal, without requiring regular rhodium plating (surface treatment), unlike white gold. White diamond platinum ring, sapphire platinum ring, ruby platinum ring: each platinum jewel in our selection is an exceptional piece at a fair price.\u003c\/p\u003e \u003ch3\u003eWhy choose a used platinum ring?\u003c\/h3\u003e \u003cp\u003eA used platinum ring is the assurance of accessing a piece of fine jewelry at a controlled price, without compromising on quality or authenticity. Vintage or antique platinum rings often feature setting details, diamond cuts, and shapes that are impossible to find in current collections — a major asset for lovers of rare and singular jewelry. Platinum wedding band, platinum engagement ring with white diamond, solitaire platinum ring, or diamond-paved platinum ring: each used platinum ring tells a story of an era and jewelry savoir-faire that new collections cannot reproduce at this price. Discover our new arrivals of platinum rings and let yourself be charmed.\u003c\/p\u003e \u003ch4\u003eCaring for your platinum ring: practical advice\u003c\/h4\u003e \u003cp\u003eA platinum ring does not tarnish over time and retains its natural white luster without heavy maintenance. To preserve your platinum jewel daily, clean it once or twice a month with lukewarm water and a few drops of mild liquid soap, using a soft toothbrush to reach the crevices of the diamond and precious stone settings. Rinse thoroughly and dry with a soft, lint-free cloth. Avoid ultrasonic cleaners for platinum rings set with colored stones — sapphire, ruby, emerald — which can be weakened by vibrations. Always remove your platinum ring when using household products, playing sports, or gardening: not to protect the platinum itself, which is particularly resistant, but to preserve the diamonds and precious stones associated with it. Finally, note that platinum is hypoallergenic, ideal for sensitive skin.\u003c\/p\u003e \u003ch4\u003ePlatinum through the ages: from the Belle Époque to Tiffany \u0026 Co.\u003c\/h4\u003e \u003cp\u003eHistorically, platinum became established in Europe from the 16th century, before experiencing a remarkable boom in the 19th century. The 1867 Paris Universal Exposition marked a decisive turning point: a platinum tiara was presented there, making this metal the preferred material for European royal families and the greatest jewelry houses. The Art Deco and Belle Époque platinum rings we offer are direct heirs to this exceptional tradition, with geometric diamond cuts and remarkably fine setting details. Unique used platinum jewels, available at prices well below new.\u003c\/p\u003e \u003ch3\u003eOur used platinum rings: wedding bands, engagement rings, and exceptional jewelry\u003c\/h3\u003e \u003cp\u003eOur catalog of used platinum rings covers all styles and prices. From the most classic models to the most assertive pieces, each platinum ring is selected by our team for its quality, its diamonds, its precious stones, and its unique character.\u003c\/p\u003e \u003ch4\u003ePlatinum wedding bands and platinum engagement rings\u003c\/h4\u003e \u003cp\u003eThe platinum wedding band and the platinum engagement ring are the two most sought-after models of platinum rings in our selection. The platinum wedding band is available in smooth, carved, white diamond-paved models, or adorned with a colored stone — sapphire, ruby, emerald. The platinum engagement ring, most often set with a white diamond in a brilliant, cushion, or emerald cut, embodies the exceptional jewel par excellence. Platinum wedding bands and platinum engagement rings are available at prices well below new, certified and delivered with a digital certificate of authenticity. Explore our new arrivals of platinum wedding bands and engagement rings to find the platinum ring that suits you.\u003c\/p\u003e \u003ch4\u003eWhite diamond platinum rings: solitaires, paved, and cocktail\u003c\/h4\u003e \u003cp\u003eWhite diamond platinum rings form the core of our selection of used platinum jewelry. Solitaire platinum ring with brilliant-cut diamond, platinum ring paved with white diamonds, multiple diamond platinum cocktail ring, Art Deco white diamond platinum ring with characteristic geometric lines: so many models of platinum rings available at fair and certified prices. The natural white color of platinum enhances the cut and brilliance of diamonds with incomparable intensity, for platinum jewelry of timeless beauty.\u003c\/p\u003e \u003ch4\u003eTiffany \u0026 Co. and major house platinum rings\u003c\/h4\u003e \u003cp\u003eAmong our used platinum rings, some jewels are signed by the greatest jewelry houses in the world — Tiffany \u0026 Co. leading the way, whose white diamond platinum rings are among the most sought-after in our catalog. Recognizable by their details, their hallmark, and the quality of their diamonds, these exceptional platinum rings are available at prices well below new, with the Castafiore authenticity guarantee. Check our new arrivals of platinum rings regularly: Tiffany \u0026 Co. signed platinum jewels sell quickly.\u003c\/p\u003e \u003ch4\u003eArt Deco, Belle Époque, and vintage platinum rings\u003c\/h4\u003e \u003cp\u003eAntique and vintage platinum rings are one of the highlights of our selection of used platinum jewelry. Daisy platinum diamond ring, swirl platinum ring, pompadour platinum ring, dome platinum ring, flower platinum ring, tank platinum ring, or even bangle platinum ring: so many iconic models with shapes emblematic of their era, available with white diamond, sapphire, ruby, aquamarine, tanzanite, or emerald, at prices well below new.\u003c\/p\u003e \u003ch3\u003eCastafiore authenticity: certified platinum rings, at the right price\u003c\/h3\u003e \u003cp\u003eThe platinum rings we offer are used, vintage, or antique jewels — recent pieces, over twenty years old, or created before the 1970s. At Castafiore, it is the expertise of Anne and Charlotte, combined with a digital certificate of authenticity recorded on the blockchain, that guarantees you authentic platinum rings, at the right price. Filter by style, size, stones, or price, explore our latest arrivals of platinum rings and find the platinum jewel that will become your lifelong wedding band.\u003c\/p\u003e","products":[{"product_id":"bague-jarretiere-platine-et-diamants","title":"Platinum and diamond garter ring","description":"A garter ring in 950\/000 platinum paved with old-cut and brilliant-cut diamonds, with chiseled decoration on the edges of heart motifs.\n\n\n Width: 11.5mm\n Weight: 9.2 grams\n Diamond weight: approximately 2.30 carats\n Finger size: 53\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"53","offer_id":41856916684960,"sku":"31232","price":4500.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-jarretiere-platine-et-diamants-656780.jpg?v=1695123294"},{"product_id":"bague-diamant-5-97-carats-or-et-platine","title":"5.97 carat diamond ring, gold and platinum","description":"A ring in 750\/000 pink gold and 950\/000 platinum, centered with an old-cut cushion-shaped diamond, 5.97 carats, M color, VS2 purity.\n LFG certificate\n\n Weight: 5.2 grams\n Finger size: 54.5\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"54","offer_id":41857067057312,"sku":"31129","price":49500.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-diamant-597-carats-or-et-platine-468291.jpg?v=1695122479"},{"product_id":"bague-pompadour-or-jaune-blanc-et-platine-saphir-diamants","title":"Pompadour ring in yellow gold, white gold, platinum, sapphire and diamonds","description":"A Pompadour ring in 750\/000 yellow and white gold and 950\/000 platinum set with an oval sapphire of approximately 2 carats surrounded by brilliant-cut diamonds.\n\n Length: 15mm\n Width: 14mm\n Weight: 6.1 grams\n Finger size: 51\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"51","offer_id":41857077969056,"sku":"31176","price":3500.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-pompadour-or-jaune-blanc-et-platine-saphir-diamants-778543.jpg?v=1695124102"},{"product_id":"bague-saphir-en-or-blanc-diamants","title":"Platinum, sapphire and diamond ring","description":"\u003cp\u003e \u003cspan\u003eA large ring in 950\/000 platinum centered on a rectangular sapphire with cut sides weighing approximately 2 carats supported by baguette-cut diamonds, accompanied by an 8\/8-cut diamond. Gem Paris certificate. Width: 11 mm Weight: 10.2 grams Finger size: 51.5\u003c\/span\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"51","offer_id":41857079771296,"sku":"31168","price":6200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-en-platine-saphir-et-diamants-152042.jpg?v=1695123150"},{"product_id":"alliance-tiffany-co-eternite-demi-cercle-platine-et-diamants","title":"Alliance TIFFANY \u0026amp; CO. \"Semi-circle eternity\", platinum and diamonds","description":"A ring signed by Maison Tiffany \u0026amp; Co., “Eternité demi-circle” model, in 950\/000 platinum partially set with brilliant-cut diamonds.\n\n Width: 2.2mm\n Weight: 3 grams\n Diamond weight: 0.16 carat\n New price: 2800\n Finger size: 49\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"49","offer_id":41857090814112,"sku":"31202","price":1700.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/alliance-tiffany-co-eternite-demi-cercle-platine-et-diamants-523949.jpg?v=1695121304"},{"product_id":"bague-cartier-en-platine-or-jaune-sertie-de-diamants","title":"CARTIER ring in platinum, yellow gold set with diamonds","description":"A ring signed Cartier in 750\/000 yellow gold and 950\/000 platinum formed by a double bangle set with brilliant-cut diamonds.\n\n\n Weight: 10.8 grams\n Diamond weight: approximately 2 carats\n Finger size: 57\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"57","offer_id":41857144619168,"sku":"31125","price":7800.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-cartier-en-platine-or-jaune-sertie-de-diamants-849660.jpg?v=1695122065"},{"product_id":"bague-cocktail-en-platine-et-diamants","title":"Cocktail ring in platinum and diamonds","description":"An important cocktail ring forming a ball in platinum entirely set with brilliant-cut, baguette-cut, tridia and shuttle diamonds. Finger 57 editable. Width: 30 mm Height: 20 mm Weight: 30.2 grams Diamond weight: approximately 10 carats Finger size: 57\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"57","offer_id":41857184039072,"sku":"30974","price":13800.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-cocktail-en-platine-et-diamants-231826.jpg?v=1707318859"},{"product_id":"bague-cartier-seranade-or-jaune-platine-et-diamants","title":"CARTIER ring, “Séranade”, yellow gold, platinum and diamonds","description":"A ring signed by Maison Cartier, 'Séranade' collection, in 750\/000 yellow gold and 950\/000 platinum set with 2 lines of brilliant-cut diamonds.\n\n\n\n Width: 6mm\n Weight: 5.7 grams\n Diamond weight: approximately 0.80 carat.\n Finger size: 57\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"57","offer_id":41857190264992,"sku":"30931","price":5400.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-cartier-seranade-or-jaune-platine-et-diamants-723203.jpg?v=1695122088"},{"product_id":"bague-pompadour-or-jaune-et-platine-rubis-birman-diamants","title":"Pompadour ring in yellow gold and platinum, Burmese ruby, diamonds","description":"A pompadour ring in 750\/000 yellow gold and 950\/000 platinum centered with an unheated Burmese ruby ​​weighing approximately 1.39 carats, surrounded by brilliant-cut diamonds.\n Certificate from the French Gemmology Laboratory.\n\n Width: 19mm\n Height: 7mm\n Weight: 5.9 grams\n Finger size: 49\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"49","offer_id":41857215430816,"sku":"30770","price":6900.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-pompadour-or-jaune-et-platine-rubis-birman-diamants-584404.jpg?v=1695124105"},{"product_id":"bague-art-deco-en-platine-emeraude-et-diamants","title":"Art Deco ring in platinum, emerald and diamonds","description":"An Art Deco ring in 950\/000 platinum set with a square cut emerald from Colombia enhanced with diamonds.\n Emerald weight: 4.11 carats.\n Certificate from the Gem Paris Laboratory.\n\n Width: 22mm\n Height: 9mm\n Weight: 8.1 grams\n Finger size: 53\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"53","offer_id":41857216708768,"sku":"30766","price":14200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-art-deco-en-platine-emeraude-et-diamants-281540.jpg?v=1695121835"},{"product_id":"bague-pompadour-or-jaune-et-platine-emeraude-2-70-carats-diamants","title":"Yellow gold and platinum pompadour ring, 2.70 carat emerald, diamonds","description":"A pompadour ring in 750\/000 yellow gold and 950\/000 platinum set with a Zambian emerald of approximately 2.70 carats, surrounded by brilliant-cut diamonds.\n Certificate from the Gem Lab Paris Laboratory.\n\n\n Weight: 7.5 grams\n Finger size: 54\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"54","offer_id":41857217659040,"sku":"30765","price":10900.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-pompadour-or-jaune-et-platine-emeraude-270-carats-diamants-673769.jpg?v=1719997063"},{"product_id":"alliance-tiffany-tiffany-legacy-platine-diamants-saphirs-roses","title":"TIFFANY \u0026amp; CO \"Tiffany Legacy\" wedding band in platinum, pink sapphires and diamonds","description":"\u003cp\u003e TIFFANY \u0026amp; CO. Wedding Ring. “Tiffany Legacy” in platinum, entirely adorned with brilliant-cut diamonds and grain-set pink sapphires. New price: €4020.\u003c\/p\u003e","brand":"Miller","offers":[{"title":"50.5","offer_id":41857222082720,"sku":"30775","price":2500.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/alliance-tiffany-co-tiffany-legacy-platine-diamants-saphirs-roses-333662.jpg?v=1705568951"},{"product_id":"bague-chevaliere-en-deux-tons-dor-platine-sertissant-un-diamant","title":"Signet ring in two tones of gold, platinum setting a diamond","description":"A signet ring in 750\/000 yellow gold, centered with a brilliant-cut diamond set in a square bezel in 950\/000 platinum, surrounded by 750\/000 pink gold.\n\n\n Width: 15mm\n Weight: 22.8 grams\n Diamond weight: approximately 1.20 carat\/H\/SI\n Finger size: 51\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"51","offer_id":41857230602400,"sku":"30741","price":7000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-chevaliere-en-deux-tons-dor-platine-sertissant-un-diamant-881278.jpg?v=1695122220"},{"product_id":"bague-solitaire-accompagne-1-04-ct-or-blanc","title":"Solitaire ring in platinum and diamonds","description":"\u003cp\u003e A 950\/000 platinum solitaire set with a 1.04 carat diamond, accompanied by brilliant-cut diamonds.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e Weight: 4g\u003c\/li\u003e\n\n\u003cli\u003e Total diamond weight: 1.04 carat\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Miller","offers":[{"title":"Default Title","offer_id":41857242103968,"sku":"30717","price":4200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-solitaire-accompagne-en-platine-331789.jpg?v=1751873641"},{"product_id":"bague-diamant-1-52-carat-en-platine-et-or","title":"1.52 carat diamond ring in platinum and gold","description":"A solitaire ring in 750\/000 white gold centered on a half-cut diamond of 1.52 carats, F color, SI2 purity, sun chaton in 950\/000 platinum.\n Certificate from the French Gemmology Laboratory (LFG).\n\n Weight: 3.1 grams\n Finger size: 50\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"50","offer_id":41857246298272,"sku":"30680","price":11000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-diamant-152-carat-en-platine-et-or-647432.jpg?v=1695122469"},{"product_id":"solitaire-diamant-2-09-carats-or-et-platine","title":"Diamond solitaire 2.09 carats gold and platinum","description":"A 750\/000 white gold and 950\/000 platinum ring set with a brilliant-cut diamond of 2.09 carats, F color, VVS2 purity.\n LFG certificate.\n\n Weight: 2.9 grams\n Finger size: 53\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"53","offer_id":41857261109408,"sku":"30489","price":46000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/solitaire-diamant-209-carats-or-et-platine-165404.jpg?v=1695129738"},{"product_id":"bague-solitaire-diamant-2-02-carats-en-platine","title":"2.02 Carats Platinum Diamond Solitaire Ring","description":"A 950\/000 platinum ring centered on a 2.02 carat brilliant cut diamond, G color, VVS2 clarity, with small diamonds. H.R.D. Certificate. Diameter: 8 mm Weight: 5.2 grams Ring size: 49\u003cp\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"49","offer_id":41857269006496,"sku":"30455","price":38000.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-solitaire-diamant-202-carats-en-platine-918900.jpg?v=1695124359"},{"product_id":"bague-en-or-blanc-platine-saphir-et-diamants","title":"Ring in white gold, platinum, sapphire and diamonds","description":"A ring in 750\/000 white gold and 950\/000 platinum centered on a large cushion-cut sapphire of approximately 17.50 carats, surrounded by two rows of brilliant-cut and shuttle-cut diamonds.\n LFG certificate: Sri Lanka, unheated.\n\n\n Length: 26mm\n Width: 21mm\n Height: 12mm\n Weight: 16.6 grams.\n Diamond weight: approximately 3.5 carats\n Finger size: 57\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"57","offer_id":41857289814176,"sku":"30180","price":29000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-en-or-blanc-platine-saphir-et-diamants-498802.jpg?v=1695122773"},{"product_id":"bague-platine-et-or-sertie-dun-diamant-rectangulaire-brillante-2-carats-f-si1","title":"Platinum and gold ring set with a brilliant rectangular diamond, 2 carats F - SI1","description":"Elegant ring in 750\/000 yellow gold and 950\/000 platinum, centered with a rectangular brilliant-cut diamond with cut sides weighing 2 carats, supported by daffodil trapeze-cut diamonds and 'shell'-cut diamonds on the palmettes. GIA certificate: color F, clarity SI1 Length: 9 mm Width: 18 mm Height: 6 mm Weight: 4.9 grams Diamond weight: 0.65 carat around. Finger size: 51\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"51","offer_id":41857303773344,"sku":"29488","price":25000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-platine-et-or-sertie-dun-diamant-rectangulaire-brillante-2-carats-f-si1-419441.jpg?v=1695124040"},{"product_id":"bague-en-platine-sertie-de-diamants","title":"Platinum ring set with diamonds","description":"\u003cp\u003e Magnificent engagement ring with a center diamond of approximately 0.6 carat surrounded by 8 diamonds for 1 carat. Circa 1910.\u003c\/p\u003e\n\n\u003cp\u003e Weight: 4g\u003c\/p\u003e\n\n\u003cp\u003e Finger size: 53\u003c\/p\u003e\n\n\u003cp\u003e Reference: SR10\u003c\/p\u003e\n\n\u003cp\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eAll our jewelry is carefully authenticated by our jewelry experts.\u003c\/span\u003e\n\u003c\/p\u003e","brand":"Stéphanie Corvez","offers":[{"title":"53","offer_id":41957021876384,"sku":"SC9","price":3200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-en-platine-sertie-de-diamants-895380.jpg?v=1695123124"},{"product_id":"bague-sertie-dune-aigue-marine-et-de-saphirs-baguettes","title":"Ring set with an aquamarine and baguette sapphires","description":"\u003cp\u003e Delicate platinum ring set with a very flat aquamarine, approximately 2 carats and baguette-cut sapphires and diamonds. Circa 1925.\u003c\/p\u003e\n\n\u003cp\u003e Weight: 4.4g\u003c\/p\u003e\n\n\u003cp\u003e Finger size 54\u003c\/p\u003e\n\n\u003cp\u003e Reference: SR21\u003c\/p\u003e\n\n \u003cp\u003eAll our jewelry is carefully authenticated by our jewelry experts.\u003c\/p\u003e","brand":"Stéphanie Corvez","offers":[{"title":"54","offer_id":41961351250080,"sku":"SC13","price":3300.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-sertie-dune-aigue-marine-et-de-saphirs-baguettes-361468.jpg?v=1728914551"},{"product_id":"bague-en-platine-diamant-1-29-carat","title":"1.29 carat diamond platinum ring","description":"A 950\/000 platinum ring centered with a shuttle-cut diamond of 1.29 carats, F color, VVS2 purity in a double surround of brilliant-cut diamonds totaling approximately 2.5 carats.\n LFG certificate.\n\n\n Length: 25mm\n Width: 16mm\n Height: 10mm\n Weight: 8.9 grams\n Diamond weight: approximately 3.79 carats.\n Finger size: 60\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"60","offer_id":41965894598816,"sku":"31308","price":10900.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-en-platine-diamant-129-carat-760960.jpg?v=1695123132"},{"product_id":"bague-dome-or-jaune-platine-et-diamants","title":"Yellow gold, platinum and diamond dome ring","description":"A dome ring in 750\/000 yellow gold enhanced with 12 brilliant-cut diamonds of approximately 1.20 carats, the claws are in 950\/000 platinum.\n\n\n Width: 20mm\n Height: 9mm \nWeight: 17.7 grams\n Diamond weight: approximately 1.2 carats\n Finger size: 50\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"50","offer_id":41985076887712,"sku":"31340","price":4200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-dome-or-jaune-platine-et-diamants-889822.jpg?v=1712845797"},{"product_id":"bague-tank-en-platine-et-diamants","title":"Tank ring in platinum and diamonds","description":"A “Tank” knot ring in 950\/000 platinum, centered with an old-cut diamond, supported by baguette-cut diamonds surrounded by 8\/8 and brilliant diamonds.\n\n\n Length: 19mm\n Width: 30mm\n Height: 7mm\n Weight: 22.5 grams\n Diamond weight: approximately 2.5 carats\n Finger size: 57\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Miller","offers":[{"title":"57","offer_id":42114133033120,"sku":"31424","price":6200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-tank-en-platine-et-diamants-948303.jpg?v=1695124664"},{"product_id":"solitaire-platine-et-diamant-2-23-carats","title":"Platinum and Diamond Solitaire Ring","description":"\u003cp\u003eSolitaire ring in 950 platinum, centered on a \u003cmeta charset=\"utf-8\"\u003e\u003cspan data-mce-fragment=\"1\"\u003eBrilliant cut \u003c\/span\u003ediamond set on 6 prongs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan data-mce-fragment=\"1\"\u003eRing size: 53\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eTotal weight: 4.3 g\u003c\/li\u003e\n\u003cli\u003eDiamond weight:\u003cspan data-mce-fragment=\"1\"\u003e 2.23 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51.5","brand":"Miller","offers":[{"title":"51.5","offer_id":42135176970400,"sku":"31449","price":8000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/solitaire-platine-et-diamant-12-carat-970418.jpg?v=1695129749"},{"product_id":"alliance-diamants-baguette-platine","title":"Platinum baguette diamond wedding ring","description":"A full ring wedding ring in 950\/000 platinum set with 17 baguette-cut diamonds.\n One of the diamonds has a slight chip.\n\n\n Width: 2.5mm\n Weight: 3.3 grams\n Diamond weight: approximately 3 carats\n Finger size: 50","brand":"Miller","offers":[{"title":"50","offer_id":42214701826208,"sku":"31486","price":3000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/alliance-diamants-baguette-platine-996177.jpg?v=1695121296"},{"product_id":"bague-cocktail-aigue-marine-et-diamants","title":"Aquamarine and diamond cocktail 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50","brand":"Miller","offers":[{"title":"50","offer_id":42275677798560,"sku":"31567","price":1500.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/alliance-tiffany-co-platine-et-diamant-509646.jpg?v=1695121306"},{"product_id":"bague-art-deco-en-platine-or-blanc-saphir-9-6-cts-diamants","title":"Art Deco ring in white gold, platinum, white gold, sapphire and diamonds","description":"An Art Deco ring in chiseled 950\/000 platinum and 750\/000 white gold, centered with a cabochon-cut sapphire of 9.60 carats, unheated and set with diamonds of approximately 0.30 carat H\/VS.\n SGR certificate.\n\n Length: 17mm\n Height: 6mm\n Weight: 8.5 grams\n Finger size: 52","brand":"Miller","offers":[{"title":"52","offer_id":42304044761248,"sku":"31595","price":7800.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-art-deco-en-platine-or-blanc-saphir-96-cts-diamants-395233.jpg?v=1695121838"},{"product_id":"bague-trilogie-diamants-or-et-platine","title":"Diamond, gold and platinum trilogy ring","description":"A trilogy ring in 950\/000 platinum and 750\/000 yellow gold set with 3 emerald-cut diamonds:\n\n 1.34 carat, color I, clarity VS2\n 0.91 carat, color I, clarity VS1\n 0.94 carat, color I, clarity VS1\n\n LFG certificate.\n\n Length: 7mm\n Width: 16mm\n Height: 5mm\n Weight: 6.1 grams\n Diamond weight: 3.19 carats\n Finger size: 55","brand":"Miller","offers":[{"title":"55","offer_id":42485478359200,"sku":"31554","price":16000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-trilogie-diamants-or-et-platine-801603.jpg?v=1695124768"},{"product_id":"bague-art-deco-en-platine-emeraude-et-diamants-1","title":"Art Deco ring in platinum, emerald and diamonds","description":"An Art Deco ring in 950\/000 platinum, in a geometric shape centered on a cut-sided emerald weighing approximately 1.70 carats, framed with baguette-cut diamonds, size 8\/8.\n Gem Paris certificate: Origin Brazil, moderate oil.\n\n Width: 12mm\n Height: 5mm\n Weight: 9.1 grams\n Finger size: 49","brand":"Miller","offers":[{"title":"49","offer_id":42485487861920,"sku":"31604","price":5200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-art-deco-en-platine-emeraude-et-diamants-850040.jpg?v=1695121838"},{"product_id":"bague-cartier-destinee-en-platine-diamant-0-73-carat","title":"Cartier “Destinée” ring in platinum, 0.73 carat diamond","description":"A ring signed by Maison Cartier, “Destinée” model, in 950\/000 platinum set with a 0.73 carat diamond, F color, VVS1 purity, in an entourage of small diamonds. The ring is also set with diamonds.\n GIA certificate.\n\n\n Diameter: 8mm\n Weight: 5 grams\n Diamond weight: 0.73 carat\n Finger size: 51","brand":"Miller","offers":[{"title":"51","offer_id":42485491859616,"sku":"31610","price":9600.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-cartier-destinee-en-platine-diamant-073-carat-873696.jpg?v=1695122020"},{"product_id":"bague-diamant-2-carats-platine","title":"Diamond Ring 2 Carats, Platinum","description":"A solitaire ring in 950\/000 platinum centered on a 2-carat Brilliant cut diamond, E color, VVS2 clarity, with pear-shaped diamonds. L.F.G. Certificate. 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Vintage.Finger size: 62 (large)Gross weight: 7.20 grDimensions: main motif of 1.5 cm \/ 1.7 cmCondition: very good condition, micro scratches from use on the platinum Hallmarks: dog's head for platinum minimum guarantee of 850\/1000eref.491\u003c\/p\u003e","brand":"Trésors de Luxe","offers":[{"title":"62","offer_id":42637864042656,"sku":"491","price":1300.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/mc_c7oHjiG_6.jpg?v=1696927980"},{"product_id":"309321-bague-tourbillon-platine-perle-et-diamants","title":"Platinum Pearl And Diamond Swirl Ring","description":"\u003cp\u003e Cocktail ring in 850 thousandth platinum centered with a white cultured pearl in a\u003cmeta charset=\"UTF-8\"\u003e \u003cspan data-mce-fragment=\"1\"\u003estylized openwork surround ending with 24 diamonds.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cspan\u003eGross weight: 10.41 g\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003eFinger size: 55\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003ePearl diameter: 9 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e Diameter of diamonds: 2 mm\u003c\/li\u003e\n\n\u003cli\u003e Mask punch\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003c\/p\u003e","brand":"Trésors de Luxe","offers":[{"title":"55","offer_id":42655973769376,"sku":"367","price":1000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-tourbillon-platine-perle-et-diamants-788071.jpg?v=1695124765"},{"product_id":"bague-platine-diamants-rubis-de-synthese","title":"Platinum ring, diamonds, synthetic ruby","description":"A 950\/000 platinum pear-shaped ring adorned with a synthetic ruby ​​weighing approximately 1 ct in a setting of brilliant-cut diamonds (approximately 1.20 carats in total).\r \nSynthetic rubies have the same physical, chemical and optical properties as natural rubies.\n\n Length: 29mm\n Width: 15mm\n Weight: 5.9 grams\n Diamond weight: approximately 1.20 ct\n Finger size: 56","brand":"Miller","offers":[{"title":"56.0","offer_id":42691069018272,"sku":"31866","price":1800.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-platine-diamants-rubis-de-synthese-714290.jpg?v=1695124044"},{"product_id":"bague-solitaire-accompagne-diamants-baguette","title":"Solitaire Ring with Baguette Diamonds","description":"A 950\/000 platinum ring set with a Brilliant cut diamond weighing 1.52 carats (Quality F\/VS2), set with Baguette cut diamonds. H.R.D. Certificate. Weight : 6.4 grams Diamond weight : 1.52 carats Finger size : 51","brand":"Miller","offers":[{"title":"51","offer_id":42691072491680,"sku":"31937","price":26000.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-solitaire-accompagne-diamants-baguette-516448.jpg?v=1695124342"},{"product_id":"bague-dome-or-jaune-platine-diamants","title":"Dome ring in yellow gold, platinum and diamonds","description":"\u003cp\u003e Dome ring with twisted wire decoration in 18-carat yellow gold and 950 platinum, topped with a disk paved with brilliant-cut diamonds.\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cmeta charset=\"utf-8\"\u003e\n\n \u003cspan data-mce-fragment=\"1\"\u003eFinger size: 46\u003c\/span\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e Width: 13mm\u003c\/li\u003e\n\n\u003cli\u003e Height: 6mm\u003c\/li\u003e\n\n\u003cli\u003e Weight: 12.8 grams\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"Miller","offers":[{"title":"46","offer_id":42732113395872,"sku":"31983","price":3200.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-dome-en-or-jaune-platine-et-diamants-982878.jpg?v=1695122667"},{"product_id":"solitaire-en-platine-diamant-1-82-carat","title":"Platinum solitaire, 1.82 carat diamond","description":"A solitaire ring in 950\/000 platinum set with a 1.82 carat brilliant-cut diamond, H color and SI1 clarity.\n The frame is signed De Beers.\n CCIP certificate.\n\n Width: 20mm\n Height: 5mm\n Weight: 7.40 grams\n Diamond weight: 1.82 carat\n Finger size: 50","brand":"Miller","offers":[{"title":"50","offer_id":42732114641056,"sku":"31889","price":17900.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/solitaire-en-platine-diamant-182-carat-891079.jpg?v=1695129753"},{"product_id":"bague-diamant-1-77-cts-a-entourage-platine","title":"1.77 ct diamond ring with entourage, platinum","description":"An old ring in 950\/000 platinum set with an old cut diamond weighing 1.77 ct, grade H - VS2, set in an 8-prong bezel surrounded by small old cut diamonds (approximately 0.35 ct). The finely openwork basket is framed by two palmettes also set with old-cut diamonds.\n LFG certificate.\n\n Weight: 4.6 grams\n Diamond weight: 1.77 carats\n Finger size: 56","brand":"Miller","offers":[{"title":"56.0","offer_id":42732118212768,"sku":"31931","price":14000.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-diamant-177-cts-a-entourage-platine-903407.jpg?v=1695122472"},{"product_id":"bague-en-platine-et-or-blanc-trilogie-diamants","title":"Platinum and white gold trilogy diamond ring","description":"A trilogy ring in 750\/000 white gold and 950\/000 platinum set with 3 brilliant-cut diamonds:\n\n 1.06 carat I\/SI2 quality.\n 1.10 carat quality J\/SI2.\n 1.71 carat quality H\/SI1.\n\n The certificates are from the French Gemmology Laboratory.\n\n Width: 18mm\n Height: 6mm\n Weight: 6.60 grams\n Diamond weight: 3.87 carats total\n Finger size: 52","brand":"Miller","offers":[{"title":"52","offer_id":42753286373536,"sku":"31984","price":29700.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-en-platine-et-or-blanc-trilogie-diamants-814869.jpg?v=1695123145"},{"product_id":"cartier-bague-alliance-ballerine-platine-diamant","title":"CARTIER “Ballerina” wedding ring in platinum and diamond","description":"Cartier platinum (950\/1000) wedding band, ballerina style, set with three brilliant-cut diamonds. Total diamond weight: approximately 0.010 ct. Width at the top: 0.18 cm. Total weight: 3.22 g. Ring size: 49. Numbered XD2994. Saint Bernard hallmark. Excellent condition.","brand":"Rivluxe","offers":[{"title":"49","offer_id":42753313636512,"sku":"1644038CN","price":1295.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-alliance-cartier-ballerine-en-platine-et-diamant-985859.jpg?v=1695121531"},{"product_id":"bague-chevaliere-vintage-platine-et-diamants","title":"Vintage signet ring, platinum and diamonds","description":"A signet ring in 950\/000 platinum adorned with a square paving of brilliant-cut diamonds, the central diamond of which weighs 0.86 carat.\n Quality of the central diamond: H\/VS2\n\n Width: 14mm\n Height: 10mm\n Weight: 19.4 grams\n Diamond weight: approximately 2.86 carats in total\n Finger size: 53","brand":"Miller","offers":[{"title":"53.0","offer_id":42773268922528,"sku":"31933","price":9600.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/5145\/7440\/products\/bague-chevaliere-vintage-platine-et-diamants-926155.jpg?v=1695122293"}],"url":"https:\/\/castafiore.com\/collections\/bagues-platine.oembed?page=38","provider":"Castafiore","version":"1.0","type":"link"}