Save6 days LeftAntique Platinum 1.85ctw Diamond Target Ring Vintage CocktailDiamond Depot4.3(11)Est. $17,316-$20,953$8,100
Save4 days LeftExquisite Platinum 5.00cttw Estate Diamond Brooch with 89 DiamondsDiamond Depot4.3(11)Est. $6,688-$8,092$3,100
SaveBuy NowAntique Platinum 1.85ctw Diamond Target Ring Vintage CocktailMynt Auctions4.5(853)$10,300(19 bids)
SaveBuy NowCartier Destinee Eternity Ring 1.46ct Diamond Platinum Size 50 with Box and PapersBidhaus4.2(847)$15,540
SaveApr 08, 2026David Webb Platinum 18K White Gold Diamond Cluster Earrings 12 CtsDiamond Depot4.3(11)Est. $70,290-$85,050$24,000
SaveApr 06, 2026Vintage Platinum GIA Certified 9.91ctw Sapphire Diamond Dangle EarringsDiamond Depot4.3(11)Est. $23,557-$28,504$7,700
SaveBuy NowPlatinum GIA Certified 1.53ct Colombian Emerald Diamond Ballerina RingDiamond Depot4.3(11)$2,890
SaveBuy NowGraff Platinum 13.64ctw Emerald Diamond Dangle Earrings AGL CertifiedMynt Auctions4.5(853)$212,160(32 bids)
SaveApr 08, 2026Art Deco Platinum 14k Gold Diamond Aquamarine Link BraceletDiamond Depot4.3(11)Est. $5,857-$7,087$1,900
SaveBuy NowArt Deco Platinum 14k Yellow Gold Dangle Earrings with Diamonds and PearlsDiamond Depot4.3(11)$3,520
SaveBuy NowAntique 18K Gold Platinum 3-Stone Red Diamond Cocktail RingMynt Auctions4.5(853)$1,880(24 bids)
SaveBuy NowDavid Webb Tiger Bracelet Platinum 18K Gold Ruby Eyes Diamond CollarBidhaus4.2(847)$64,610
SaveBuy NowEdwardian Platinum and White Gold Diamond Filigree Floral Bar Pin BroochDiamond Depot4.3(11)$1,970
SaveApr 08, 2026Antique Art Deco Platinum Diamond Ring 0.62ctw VS1 H ColorDiamond Depot4.3(11)Est. $3,855-$4,664$1,800
SaveApr 06, 20267.20 Carat GIA Fancy Intense Yellow Diamond Half Moons Ring in Platinum & 18K GoldDiamond Depot4.3(11)Est. $251,190-$303,940$86,000
SaveApr 06, 2026Square Blue Sapphire and Diamond Platinum Cuff Earrings with 14k White Gold PostsDiamond Depot4.3(11)Est. $6,240-$7,551$1,775
SaveApr 06, 2026GIA Certified 45.84ctw Sapphire Fancy Yellow Diamond Brooch in Platinum GoldDiamond Depot4.3(11)Est. $73,421-$88,839$27,750
SaveBuy NowVintage Platinum 10.31ct AGL Square Colombian Emerald Diamond Cocktail RingBidhaus4.2(847)$32,440
SaveBuy NowPlatinum GIA Certified 2.56ctw No Heat Periwinkle Blue Sapphire Diamond RingBidhaus4.2(847)$3,310
SaveApr 07, 2026Stunning Platinum Cocktail Ring 4.06ct Diamonds Marquise Size 8Diamond Depot4.3(11)Est. $25,581-$30,953$8,300