ROBERTO COIN, GEMSTONE DOUBLET AND DIAMOND RING
Similar Upcoming Sales
A STAR SAPPHIRE AND DIAMOND RING * an oval-shaped star sapphire of black tint cabochon, approx.4 days LeftRoberto Coin 18k Rose Gold Saddle Stirrup Ring with Diamonds Size 6.54 days LeftRoberto Coin 20K Rose Gold 4.50 Ct Fancy Diamond Ring with Hidden Ruby724 Lots AwayRoberto Coin 20K Rose Gold 4.50 Ct Fancy Diamond Ring with Hidden Ruby5 days LeftQuartz and Diamond Ring6 days LeftCHAUMET ROSE QUARTZ RINGMar 20, 2026DIAMOND AND BICOLOR GOLD RING WITH JACKETMar 18, 2026Angel Skin Coral Ring with Brilliant-cut DiamondsMar 21, 2026A CAT'S EYE CHRYSOBERYL AND DIAMOND CLUSTER RINGMar 17, 2026Platinum 8.69ctw Cabochon Cat's Eye Diamond Ballerina Ring2 days LeftSTAR SAPPHIRE, DIAMOND, AND PLATINUM RINGMar 18, 202614k Yellow Gold 10.84ct White Opal 2.04ct Diamond Ring5 days LeftHarbor Diamonds 18K Gold Pearl Diamond Ring 0.50ct Contemporary23 hrs LeftHarbor Diamonds South Sea Pearl Diamond Halo Ring 1.16 Carat 18K White Gold4 days LeftJEWELRY 14K WHITE GOLD RING DIAMOND22 hrs Left12.00ct Opal, 0.90ctw VS1-VS2/G-H Diamond and 18K RingMar 14, 2026 
