Jul 07, 2026Oscar Heyman 1950 Platinum Ruby Diamond Brooch with CertificateEst. $360,473-$403,729$119,000Diamond DepotNew York, NY
Jul 05, 2026Art Deco Platinum 13.75 Ct Diamond Brooch F-G VVS-VS QualityEst. $25,370-$28,415$11,250Diamond DepotNew York, NY
Jul 15, 202610.28 CARAT ROUND BRILLIANT H VS1 DIAMOND PLATINUM TENNIS BRACELET 10KEst. $39,000-$43,588$32,000Modern JewelryValley Village, CA
Jul 15, 2026TIFFANY & CO 0.93 CARAT ROUND BRILLIANT F VVS2 DIAMOND PLATINUM RINGEst. $17,000-$19,000$14,000Modern JewelryValley Village, CA
Jul 15, 20262.47 CARAT OLD EUROPEAN CUT K-VS1 DIAMOND PLATINUM WEDDING RINGEst. $16,218-$18,126$13,250Modern JewelryValley Village, CA
Jul 06, 2026Tiffany Paper Flowers platinum diamond floral ring size 7Est. $10,409-$11,658$3,500Diamond DepotNew York, NY
Jul 07, 2026David Webb Platinum 18K Yellow Gold Jade Drop EarringsEst. $29,636-$33,192$13,250Diamond DepotNew York, NY
Jul 05, 2026Platinum Cocktail Ring with Oval Ruby and Diamond Halo ClusterEst. $2,607-$2,920$750Diamond DepotNew York, NY
Jul 07, 2026Vintage French Platinum 18K Yellow Gold Jade Face EarringsEst. $10,585-$11,856$3,250Diamond DepotNew York, NY
Jul 07, 20263.50 Carat Emerald and Diamond Platinum Ring Size 7Est. $12,663-$14,182$4,800Diamond DepotNew York, NY
Jul 12, 2026SCOTT KAY PLATINUM DIAMOND ENGAGEMENT RING SEMI MOUNT 0.66CTS 8.2 GRAMSEst. $1,870-$2,090$1,525Modern JewelryValley Village, CA
Jul 15, 20261.57 CARAT OLD EUROPEAN CUT N VVS2 DIAMOND PLATINUM ENGAGEMENT RINGEst. $15,000-$16,765$12,250Modern JewelryValley Village, CA
Jul 06, 2026French 1950 Platinum Diamond Pendant Necklace Brooch 8.5ct G VSEst. $51,912-$58,142$16,500Diamond DepotNew York, NY
Jul 07, 2026Harry Winston Pendant Diamond Hwring Charm Solitaire 950 PlatinumEst. $2,975-$3,575$800SEUYCORaleigh, NC
Jul 05, 2026Diamond 0.40Ct Paved Chain One Size Fits All Ring 950 PlatinumEst. $750-$900$195SEUYCORaleigh, NC