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SaveBuy NowPlatinum GIA 2.74ctw Cushion Blue Sapphire with Diamond Heart Band RingBidhaus4.2(852)$3,820(22 bids)
SaveBuy Now18k Gold Platinum GIA Certified 3.02ctw Marquise Diamond Cocktail RingBidhaus4.2(852)$17,700
SaveBuy Now18k Gold Platinum GIA Certified 3.02ctw Marquise Diamond Cocktail RingBidhaus4.2(852)$17,700(17 bids)
SaveBuy NowPlatinum and 18K Gold Three Stone Ring with 8.7ct Fancy Intense Yellow DiamondBidhaus4.2(852)$216,970(26 bids)
SaveApr 22, 2026GIA 1.49ct Pear Natural Burmese Ruby Platinum Fine Diamond Designer Oscar Friedman Halo Ring w/Hess Fine Auctions4.5(247)Est. $1,200-$1,500$20(2 bids)
Save1 day LeftAntique Art Deco Platinum Cushion Diamond Sapphire Halo Ring 1.85ctwMynt Auctions4.5(858)Est. $6,773-$8,804$100
Save2 days LeftArt Deco Platinum Brooch with Sapphires and Diamonds in Original BoxBidhaus4.2(852)Est. $10,569-$13,739$100
Save2 days LeftPlatinum Cocktail Ring With GIA AGL No Heat Ceylon Sapphire and Diamond AccentsMynt Auctions4.5(858)Est. $28,639-$37,230$100(1 bid)
Save3 days Left1940s Retro Platinum Double Clip Diamond Brooch 30 Carats H VS-SIBidhaus4.2(852)Est. $42,900-$55,770$100
Save7 hrs LeftTiffany & Co. Diamond Lariat Star Pendant Platinum NecklaceBidhaus4.2(852)Est. $4,667-$6,067$100
Save7 hrs LeftVintage Platinum GIA Certified 2.99ct Sapphire Diamond Ballerina RingBidhaus4.2(852)Est. $2,964-$3,853$100
Save4 days LeftEstate Platinum Yellow Gold Cocktail Ring with Gemstones and DiamondsBidhaus4.2(852)Est. $12,467-$16,207$100
