"Sapphire And Diamond Tank Ring"
Sapphire and diamond tank ring: Period: 20th century Style: Vintage Condition: Good condition Material: 18k yellow gold, sapphire, diamonds Description of antiquity: "Vintage tank ring in 18k yellow gold, set with a sapphire and diamonds". Vintage tank ring from the 1950s in 750 thousandths yellow gold, set with a cushion-cut sapphire shouldered on either side by a brilliant-cut diamond set in 750 thousandths white gold. Size: 51 (scaling possible). GROSS weight: 6.9 gr. Gem size: 7.60 x 6.60 x 3.77 (mm). Estimated sapphire weight: approximately 1.30 ct. Estimated total diamond weight: approximately 0.15 ct. Hallmark: 18K. A gemological certificate will be given to the buyer. 
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