SaveBuy NowPlatinum 4.07ctw Green Tourmaline Diamond Geometric Cocktail RingDiamond Depot4.2(12)$2,250
SaveBuy NowPlatinum GIA 2.04ct Bezel Set Greenish Blue Sapphire Solitaire RingDiamond Depot4.2(12)$2,890
SaveBuy NowPlatinum GIA 2.69ctw No Heat Deep Red Spinel Diamond Halo RingMynt Auctions4.5(859)$2,890(13 bids)
SaveBuy NowVintage 7.50ctw Diamond Floral Brooch in Platinum and 14k White GoldDiamond Depot4.2(12)$10,300
Save5 hrs LeftArt Deco Platinum Bracelet with Opals and 249 DiamondsBidhaus4.2(852)Est. $17,095-$22,223$13,000
SaveBuy NowGIA Certified 3.43 Ct Fancy Yellow-Brown Diamond Ring in 18K Gold & PlatinumDiamond Depot4.2(12)$20,950
Save5 days LeftPlatinum 4.18 Ct GIA Certified Old European Diamond Ring with 26 Accent DiamondsBidhaus4.2(852)Est. $59,202-$76,962$45,500
SaveApr 17, 2026Platinum 3.26ctw Orange Topaz Diamond Cocktail RingDiamond Depot4.2(12)Est. $4,068-$4,922$1,200
SaveBuy NowLarge French Floral Brooch in Yellow Gold Platinum with 13ctw Natural DiamondsBidhaus4.2(852)$26,920(12 bids)
SaveBuy Now18k Gold Platinum GIA Certified 3.02ctw Marquise Diamond Cocktail RingDiamond Depot4.2(12)$17,700
SaveBuy Now66.55ctw Tanzanite, 18.30ctw Diamond, Plat/18K NecklaceGWS Auctions Inc.4.5(290)$122,000(4 bids)
Save2 days LeftFrench Art Deco Platinum Ring GIA Certified 4.13 Ct Diamond E VS2Bidhaus4.2(852)Est. $118,976-$154,668$91,500
SaveBuy NowArt Deco Platinum GIA Certified Diamond Emerald Ring 4.57 Ct Diamond 7.50 Ct EmeraldDiamond Depot4.2(12)$205,140
SaveApr 17, 2026Art Deco Platinum Ring 3.96 Ct Old Cushion DiamondDiamond Depot4.2(12)Est. $31,119-$37,654$10,250
SaveApr 17, 2026Art Deco Platinum Ring 1.49 Ct Diamond J I1 with 6 DiamondsDiamond Depot4.2(12)Est. $10,415-$12,602$3,500
