Buy NowDavid Webb Platinum 18K Yellow Gold Garnet Turquoise Diamond Necklace$32,850New York, NYDiamond Depot4.3(16)
Buy NowPlatinum Art Deco Croton Diamond Wristwatch with Black Cord Strap$1,500New York, NYDiamond Depot4.3(16)
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Oct 5, 2026VINTAGE PLATINUM ENGAGEMENT RING 6.04CT NATURAL BLUE SAPPHIRE GIA CERTEst. $11,815-$13,205$9,700Valley Village, CAModern Jewelry4.5(221)
3 days LeftPlatinum Ladies Ring with 3.60ct GIA Certified Burmese Ruby and 0.24tcw Adjacent DiamondsEst. $20,250-$24,625$50Arcadia, CARiverside Galleries4.6(223)
5 days LeftPlatinum Ladies Ring with 4.23ct GIA Certified Paraiba Tourmaline and 1.20ct tw Adjacent DiamondsEst. $25,255-$30,250$50Arcadia, CARiverside Galleries4.6(223)
Buy NowPlatinum 9.09ct Green Tourmaline Diamond Pendant Necklace Adjustable$2,420New York, NYDiamond Depot4.3(16)
2 days LeftAmethyst Necklace, 925 Solid Sterling Silver, Cushion Cut Purple Amethyst Quartz Gemstone PendantEst. $300-$400$170Muscat, AEFantasy Jewelry3.7(155)
Buy NowPlatinum Diamond Cluster Long Dangle Earrings 6.33ct F-G Color$35,120New York, NYDiamond Depot4.3(16)
5 days LeftTwo Tone Platinum Ladies Ring with 5.29ct GIA Certified Ruby and 1.67tcw DiamondsEst. $26,250-$30,025$50Arcadia, CARiverside Galleries4.6(223)
6 days LeftPlatinum Setting with 12mm White Pearls and 1.49ct Diamond EarringsEst. $8,235-$8,998$50Arcadia, CARiverside Galleries4.6(223)
5 days LeftPlatinum and 18K Yellow Gold Setting with 2.48ct Gold Tourmaline and 1.90ct Diamond RingEst. $11,254-$14,471$50Arcadia, CARiverside Galleries4.6(223)
Buy NowPlatinum GIA Certified Vivid Pink Oval Sapphire Diamond Stackable Ring$2,190New York, NYDiamond Depot4.3(16)
Buy NowTiffany & Co. Harmony Platinum Diamond Band Ring 0.23ct Size 5.25$3,090New York, NYMynt Auctions4.5(928)
Buy NowPlatinum GIA Certified 2.81ct Oval Tanzanite Diamond Cocktail Ring$1,970New York, NYDiamond Depot4.3(16)
Oct 5, 2026PLATINUM VINTAGE ENGAGEMENT RING 2.61CT. NATURAL ROUND DIAMOND CIRCA 1930'SEst. $18,615-$20,805$15,250Valley Village, CAModern Jewelry4.5(221)
3 days LeftPlatinum Ladies Ring with 0.84ct GIA Certified Kashmir Sapphire and 0.60tcw Adjacent DiamondsEst. $10,950-$13,625$50Arcadia, CARiverside Galleries4.6(223)
Sep 29, 20263.02ct BURMESE Ruby and 0.69ctw Diamond Platinum Ring (GIA CERTIFIED)Est. $7,415-$12,415$1,100(2 bids)Miami, FLRedland Realty & Auction
Sep 29, 20263.15ct Blue Sapphire and 1.23ctw Diamond Platinum Ring (GIA CERTIFIED)Est. $8,445-$13,445$1,000Miami, FLRedland Realty & Auction
Buy NowDavid Webb Platinum 18K Gold Diamond Sapphire Rock Crystal Choker Necklace$125,780New York, NYDiamond Depot4.3(16)
Buy NowPlatinum GIA Certified 10.32ctw Cat's Eye & Diamond Cocktail Ring$6,600New York, NYDiamond Depot4.3(16)
2 days Left11.50 carats AAA Quality Laser cut Swiss Blue Topaz 15?12?8 mmEst. $800-$900$120Muscat, AEFantasy Jewelry3.7(155)
6 days LeftPlatinum Ladies Ring with 2.65ct Tanzanite and 0.49tcw Adjacent DiamondsEst. $9,525-$13,650$50Arcadia, CARiverside Galleries4.6(223)
4 days LeftPlatinum Ladies Necklace with 30.21tcw DiamondsEst. $135,000-$156,000$50Arcadia, CARiverside Galleries4.6(223)