Ring Art Deco diamond Square and Sapphires on Platinum
Ring headband in paltinium (hallmark: Mascaron), the finely chased ring of which is set in its center with an diamond cut square, weighing approx. 0.80 Ct (estimated color I, estimated clarity VS), in a shoulder of natural sapphires whose total weight is estimated at approx. 0.15 Ct. Circa 1920, Art Deco. Gross weight: 5.51gSizeSize: 51 3/4 (diameter 16.30/ US 5.75)Design height: 0.60cm Condition: very slight micro-scratches and deformations on the parts paltinium, natural inclusions in the stones, see photos. The diamond crystallizes between 150 and 750km beneath the earth's mantle. At this depth, pressure is over 50,000 times greater than atmospheric pressure. This compresses the atoms together, giving the diamond its great hardness and brilliance. All our antique rings.
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Delivery
- Free delivery in France
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- You have 14 working days from the receipt of your order to make a return.
Expertise
The jewelry and watches sold on Castafiore are certified and authenticated either by our in-house watchmaking and jewelry experts or by one of our professional partners.
The digital certificate of authenticity is sent by email between 15 and 20 days after the order, once the legal withdrawal period has expired. The digital certificate of authenticity is recorded on the Blockchain (through our partner GoodsID), meaning it is traceable and tamper-proof.
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Two Jewelry Experts
With 20 years at Cartier for Charlotte Rey and 25 years at Hôtel Drouot for Anne Borde , their unparalleled expertise allows them to unearth vintage and pre-owned jewelry treasures. Their discerning eye guides you to the authenticated piece of jewelry of your dreams, at a fair price.
