Ring Unheated Ceylon Sapphire 4.00 Cts and diamonds Chopsticks

Ring in white gold 18kt and paltinium (hallmarks: owl and mascaron), set in its center with a beautiful unheated Ceylon sapphire weighing approx. 4.00 Cts, within a shoulder of diamonds baguette-cut stones whose total weight is estimated at approx. 0.50Ct (estimated color G, estimated clarity VVS). Sapphire accompanied by its Carat Gem Lab certificate, specifying natural Ceylon sapphire without thermal modifications. Vintage French work. Gross weight: 5.17 gSize: 55 (diameter 17.50/ US 7.25).Height: 1.00 cmWidth: 1.30 cm Condition: very slight micro-scratches on the gold and paltinium parts, natural inclusions in the sapphire, see photos. Did you know that sapphires from Ceylon (Sri Lanka) usually contain a hint of mauve, giving them a more or less pronounced lilac-blue hue? The main sapphire deposits are located in the Ratnapura region in the southwest of the island. They are generally easily accessible alluvial deposits. All our engagement rings.