SaveFeb 25, 2026Zoltan David 22k Gold & Platinum Diamond Band Ring 0.35ctwDiamond Depot4.3(10)Est. $6,712-$8,054$2,050
SaveMar 03, 20260.88 CARAT CIRCULAR BRILLIANT AND BAGUETTE DIAMOND PLATINUM WRIST WATCHModern Jewelry4.5(204)Est. $5,304-$5,928$4,350
SaveBuy NowAntique Platinum Palladium GIA 1.53ctw Old European Diamond RingDiamond Depot4.3(10)$5,660
Save3 days LeftAuthentic! Vintage Tiffany & Co. Platinum Diamond Sapphire Flower Pin BroochChairish Auctions4.5(10.3k)Est. $12,500-$15,000$11,000
SaveMar 08, 2026$14,500 CARTIER VINTAGE PLATINUM ENGAGEMENT RING 0.90CT OVAL DIAMOND GIA CERTModern Jewelry4.5(204)Est. $24,650-$27,550$20,250
SaveBuy NowGIA Certified 1.53ct Diamond Platinum Yellow Gold Engagement and Wedding Ring SetDiamond Depot4.3(10)$4,740
SaveBuy NowAntique Edwardian 0.40ctw Diamond Eternity Band Ring in PlatinumDiamond Depot4.3(10)$1,880
SaveBuy NowPlatinum GIA Certified 2.33ct Black Opal Baguette Diamond Cocktail RingDiamond Depot4.3(10)$4,730
SaveBuy NowAntique Art Deco 4.37ct Diamond Pendant Necklace in Platinum 20in ChainDiamond Depot4.3(10)$9,370
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SaveFeb 19, 2026Platinum GIA 3.03ct No Heat Pinkish Purple Sapphire Diamond RingDiamond Depot4.3(10)Est. $8,340-$10,008$2,800
SaveBuy NowVintage Platinum GIA 1.47ct Oval No Heat Burma Ruby Diamond RingDiamond Depot4.3(10)$4,270
Save7 hrs LeftPlatinum 9.59ct Oval Aquamarine Diamond Pendant Necklace Bead ChainDiamond Depot4.3(10)Est. $5,586-$6,535$1,875
SaveMar 08, 2026PLATINUM VINTAGE RING 9.43CT.NATURAL SKY BLUE SAPPHIRE PEAR SHAPE GIA CERTModern Jewelry4.5(204)Est. $22,015-$24,605$18,000
SaveBuy NowPlatinum GIA 3.03ct No Heat Pinkish Purple Sapphire Diamond RingDiamond Depot4.3(10)$4,740
SaveBuy NowPlatinum Pendant With 5.92ct Opal and Diamond Halo Vintage JewelryDiamond Depot4.3(10)$2,890
Save6 days LeftPlatinum GIA Certified 2.57ctw Burma Sapphire Diamond Ballerina RingDiamond Depot4.3(10)Est. $7,782-$9,339$2,800
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SaveFeb 20, 2026Antique Art Deco 4.37ct Diamond Pendant Necklace in Platinum 20in ChainDiamond Depot4.3(10)Est. $16,502-$19,802$5,400
SaveBuy NowVintage GIA Certified 1.76ctw Platinum Diamond Sapphire Cocktail RingDiamond Depot4.3(10)$3,820
