SaveEnds in 7d 8hBlack White Diamond Eternity Band Ring 18K Black Gold .90 CTW, Size 4.5, 1.75 GrChairish Auctions4.5(10.4k)Est. $2,000-$2,500$850
SaveApr 07, 2026Platinum GIA Certified 2.93ct Black Opal Diamond Halo RingDiamond Depot4.3(11)Est. $5,878-$7,113$1,950
SaveApr 08, 2026Platinum GIA Certified 2.27ctw Black Opal Diamond Cocktail RingDiamond Depot4.3(11)Est. $6,411-$7,757$3,000
Save7 days LeftVintage 14k Gold GIA Coral Diamond Black Enamel Cocktail RingDiamond Depot4.3(11)Est. $4,856-$5,876$1,375
Save6 days LeftVintage 14k Gold Black Onyx Diamond Cocktail Ring 0.60ctwDiamond Depot4.3(11)Est. $3,855-$4,664$1,250
SaveApr 09, 2026Platinum GIA Certified 2.27ctw Black Opal Diamond Cocktail RingDiamond Depot4.3(11)Est. $6,411-$7,757$2,050
SaveApr 04, 2026Platinum GIA Certified 1.30ctw Black Opal Diamond Cocktail RingDiamond Depot4.3(11)Est. $3,684-$4,458$1,425
Save5 days LeftPlatinum 1.67ct Black Opal Diamond Cocktail RingDiamond Depot4.3(11)Est. $2,683-$3,247$850
SaveEnds in 4d 1hUnusual black opal and 70pts diamond 3 stone ring in 18ct yellow gold and platinumBanks Jewellery Auctions4.3(8)Est. £800-£850£500
SaveEnds in 4d 1hAntique 18ct yellow gold black enamel mourning band ring with rose cut diamond crossBanks Jewellery Auctions4.3(8)Est. £400-£450£300
SaveEnds in 7d 9hBlack Diamond Eternity Band Ring 14K White Gold, 2.75 CTW, Size 5.5, 5.13 GramsChairish Auctions4.5(10.4k)Est. $2,000-$2,500$750
SaveEnds in 4d 11h1.82CT NATURAL DIAMONDS BEAD SET SANDWICHED BLACK BAND RING 18KT 10042**Chairish Auctions4.5(10.4k)Est. $4,500-$5,500$1,900
SaveApr 04, 2026Victorian 15k Yellow Gold Diamond Solitaire Ring with Black EnamelDiamond Depot4.3(11)Est. $6,411-$7,757$2,150
SaveEnds in 7d 7hBlack Diamond Eternity Band Ring 18K Black White Gold, 1.04 CTW, Size 6, 2.02 GrChairish Auctions4.5(10.4k)Est. $1,000-$1,200$500
SaveBuy NowMaggioro18K White Gold 16.57ct Black and White Diamond Cocktail RingEastern European Art Gallery Inc$19,000
SaveBuy NowElegant 18K White Gold Ring with 94 White and 160 Black DiamondsDiamond Depot4.3(11)$3,630
SaveBuy NowVintage Platinum Oval Black Opal Diamond Cocktail Ring Size 5.75 RG4232Eco Estate Jewelry4.3(3)$1,200(2 bids)
SaveBuy NowElegant 18K Black Gold Ring with 33 White and 102 Black DiamondsDiamond Depot4.3(11)$4,880
SaveBuy NowBvlgari B Zero1 Four Band Diamond Rose Gold and Black Ceramic Ring Size 5Bidhaus4.2(847)$4,130
Save2 days LeftGorgeous 18k Solid Gold Ring with black-blue shades natural Sapphires and 0.36ct natural DiamondsHIGH END GEMS & JEWELS LTD4.3(2)Est. $2,496-$3,456$1,920
SaveApr 04, 2026GIA Certified 2.72ctw Black Opal Platinum Cocktail Ring with DiamondsDiamond Depot4.3(11)Est. $7,923-$9,587$2,800