FEATURED1 day LeftBlack Onyx & Diamond Ring 14Kt.Est. $2,500-$4,500$500Pacific Auction HouseLos Angeles, CA
FEATURED2 days Left*8.47Ct Welo Black Opal Polished - Ethiopian Opal , 789EEst. $170-$340$50ThousandPlanetBangkok, TH
FEATUREDEnds in 23h 40mVintage Black Onyx Diamond Geometric Pendant Necklace 14K Yellow Gold 28.50 GrEst. $7,000-$8,000$2,800Jasper52New York, NY
FEATUREDEnds in 1d 18hCartier Roadster 2723 18k White Gold Factory Diamond Ladies Watch 31mmEst. —$8,000Activity AuctionsDover, DE
5 days Left18K White Gold Rose Quartz & Black Diamond RingEst. $5,000-$7,500$2,400Joshua KodnerDania Beach, FL
5 days LeftKonstantino Callas 18K, Black Diamond and Topaz EarringsEst. $5,000-$5,500$800GWS Auctions Inc.Maitland, FL
6 days LeftPair of Diamond, Black Diamond, Tsavorite Garnet, 14k Dragonfly EarringsEst. $800-$1,200$400Fine Estate, Inc. San Rafael, CA
2 days LeftDavid Yurman Streamline Black Diamond RingEst. $10-$100,000$230(5 bids)Gallery 63Atlanta, GA
4 days LeftKONSTANTINO CALLAS 18K YELLOW GOLD 0.45CT BLACK DIAMOND AND RUBY BRACELETEst. $7,500-$30,000$7,500Robinhood AuctionsLas Vegas, NV
4 days LeftMESSIKA 18K WHITE GOLD BLACK DIAMOND SNAKE PENDANT NECKLACEEst. $7,000-$28,000$7,000Robinhood AuctionsLas Vegas, NV
13 hrs Left1.77ct Black Diamond Tennis Bracelet in 14k White GoldEst. $2,288-$2,974$100Mynt AuctionsNew York, NY
5 days LeftKonstantino 18K, Black Diamond and Tourmaline BraceletEst. $6,000-$6,500$1,000GWS Auctions Inc.Maitland, FL
FEATURED2 days LeftSilver Pendant with Ethiopian Black Opal 3.5grams - 925 Sterling Silver, 92BEst. $90-$180$5(1 bid)ThousandPlanetBangkok, TH
Aug 13, 2026Black Diamonds & White Diamond White Gold RingEst. $800-$1,200$425Auctions at ShowplaceAstoria, NY
Jun 28, 20262013-W REVERSE PROOF GOLD BUFFALO 1 OZ BLACK DIAMOND BISON LABELEst. $15,900-$23,320$25NY Elizabeth Beverly Hills, CA
Jun 28, 2026A Pair of Unique 18K White Gold Black Diamond and Diamond EarringsEst. $3,000-$5,000$2,000Alma AuctioneersTel Aviv, IL
Jun 24, 2026Champagne &White Black Diamond Stud Earring 14Kt.Est. $2,998-$5,271$20(1 bid)AWS AuctioneersLos Angeles, CA
4 days LeftKONSTANTINO 18K YELLOW GOLD BLACK DIAMOND AND TOPAZ RINGEst. $900-$3,600$900Robinhood AuctionsLas Vegas, NV
Jun 28, 2026A Unique 18K White Gold Black Diamond and Diamond PendantEst. $1,500-$2,500$1,200Alma AuctioneersTel Aviv, IL
Jun 24, 2026A Pair of Ponte Vecchio Gioielli 18K White Gold and Black Diamond Heart Stud EarringsEst. $10-$100,000$10Gallery 63Atlanta, GA
3 days LeftElegant 18K White Gold Earrings with Black and Baguette Diamonds and South Sea PearlsEst. $7,787-$10,123$100Mynt AuctionsNew York, NY
4 days LeftKING BABY SILVER AND BLACK DIAMOND FLEUR-DE-LIS RELIC DOG TAG PENDANTEst. $850-$3,400$850Robinhood AuctionsLas Vegas, NV
Jul 01, 2026Bijoude 18 Karat White Gold and 0.521 Carat Black Diamond Single Stud EarringEst. $10-$100,000$10Gallery 63Atlanta, GA
Jun 26, 2026BLACK DIAMOND AND STERLING SILVER RINGEst. $2,000-$4,000$1,000Linwoods AuctionSan Gabriel , CA
5 days LeftHeadmaster Black Diamond Authentic Series K.C. Monarchs Jackie Robinson JerseyEst. $30-$300$70(2 bids)Matthew Bullock AuctioneersOttawa, IL
16 hrs Left14K Gold 19.32cts Black Diamond BraceletEst. $58,500-$83,572$50Prestige Auction GalleriesWoodland Hills, CA
4 days Left14K Gold 19.32cts Black Diamond BraceletEst. $58,500-$83,572$50Prestige Auction GalleriesWoodland Hills, CA