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4 days LeftEdwardian Platinum Engagement Ring With GIA Certified Old European DiamondEst. $7,027-$8,341$2,600New York, NYDiamond Depot4.3(16)
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Buy NowAntique Art Deco Platinum Diamond Ring 1.30ct Marquise Baguette Round$3,820New York, NYDiamond Depot4.3(16)
Buy NowVintage 131.05ct No Heat Sapphire Diamond Necklace Earrings Platinum Set$173,450New York, NYMynt Auctions4.5(930)
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Oct 1, 2026Art Deco Platinum Diamond Bracelet 12 Carats with Filigree DesignEst. $40,374-$47,924$14,250New York, NYDiamond Depot4.3(16)
4 days LeftArt Deco Filigree Bracelet in 18k Gold Platinum with Diamond and Sapphire AccentsEst. $6,112-$7,255$1,775New York, NYDiamond Depot4.3(16)
Buy NowAntique Art Deco Platinum Diamond Ring 1.30ct Marquise Baguette Round$3,820New York, NYDiamond Depot4.3(16)
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5 days LeftPlatinum Floral Brooch with Diamond Ruby Emerald Sapphire AccentsEst. $12,286-$14,584$4,900New York, NYDiamond Depot4.3(16)
5 days LeftGIA Certified 4.71ct Oval Cabochon Purple Star Sapphire Diamond Ring in PlatinumEst. $4,740-$5,626$2,250New York, NYDiamond Depot4.3(16)
5 days LeftVintage Platinum 0.98ctw Sapphire Diamond Band Ring 5.5Est. $2,453-$2,911$1,175New York, NYDiamond Depot4.3(16)
Oct 5, 2026PLATINUM ENGAGEMENT RING 2.54CT. LAB GROWN BLUE SAPPHIRE ROUND SHAPEEst. $4,165-$4,655$3,400Valley Village, CAModern Jewelry4.5(221)
Oct 5, 2026PLATINUM ENGAGEMENT RING 4.99CT.GEM GREEN EMERALD CUSHION SHAPEEst. $6,545-$7,315$5,300Valley Village, CAModern Jewelry4.5(221)
Oct 5, 2026VINTAGE PLATINUM ENGAGEMENT RING 8.25CT. NATURAL GREEN MINT EMERALD RECTANGULAREst. $16,915-$18,905$13,750Valley Village, CAModern Jewelry4.5(221)
Buy NowRetro 14k Yellow Gold Platinum Diamond and Ruby Women's Band Ring Size 3.5$4,640New York, NYDiamond Depot4.3(16)
4 hrs LeftTiffany & Co. Schlumberger 18k Gold Diamond Ring 0.79ct 5 Row BandEst. $11,466-$14,905$8,800New York, NYBidhaus4.2(881)
Oct 5, 2026VINTAGE PLATINUM ENGAGEMENT RING 4.59CT.NATURAL BLUE CABOCHON OVAL SAPPHIREEst. $4,165-$4,655$3,400Valley Village, CAModern Jewelry4.5(221)
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6 days LeftDavid Webb Carnelian Diamond Platinum 18K Gold Clip EarringsEst. $44,386-$52,686$17,750New York, NYDiamond Depot4.3(16)
7 days LeftCartier Edwardian stick pin with round hematite and 3 old cut diamondsEst. $7,713-$9,155$2,850New York, NYDiamond Depot4.3(16)