2 days LeftA Rare ERTE Fireflies Cobalt Crystal Vase on Platinum Base, HallmarkedEst. $600-$1,200$400AUCTION ONEBeverly Hills, CA
Jul 05, 2026Platinum Diamond By The Yard Necklace 22.20 Ct 49 InchEst. $31,226-$40,593$100BidhausNew York, NY
3 days LeftCARTIER Platinum Diamond Pendant 22K Bicentennial Coin 46 DiamondsEst. $14,924-$19,401$100Mynt AuctionsNew York, NY
Jul 15, 2026Ladies Tacori Platinum Diamond RingEst. $8,983-$16,828$2,400Pacific Auction HouseLos Angeles, CA
22 hrs LeftTIFFANY & CO. KEYS PLATINUM 0.64CT DIAMOND CROWN KEY PENDANTEst. $3,600-$14,400$3,500Robinhood AuctionsLas Vegas, NV
6 days LeftPlatinum Sapphire and Diamond Halo PendantEst. $10-$100,000$160(2 bids)Gallery 63Atlanta, GA
6 days LeftPlatinum Black Opal and Diamond Dress RingEst. $10-$100,000$10(1 bid)Gallery 63Atlanta, GA
3 days LeftUnique Platinum and 14k Rose Gold GIA 1.18ct Fancy Diamond Band RingEst. $4,719-$6,134$100(1 bid)BidhausNew York, NY
3 days LeftAn Art Deco Gold Platinum and Diamond Bar BroochEst. $1,000-$1,200$600Alma AuctioneersTel Aviv, IL
15 hrs LeftPlatinum and 18K 4.89 Ct Diamond Earrings H-I VS1-SI3Est. $14,924-$19,401$100Mynt AuctionsNew York, NY
Jul 03, 2026GIA Ceylon Sapphire 3.08ct Platinum Pendant with 16.5 in ChainEst. $6,721-$8,737$100BidhausNew York, NY
Jul 10, 2026Platinum Diamond Band, App. Total Diamond W.t- 0.68 carats, App. Total Wt.- 5.4 grams, Size- 5.Est. $800-$1,200$650Crescent City Auction GalleryNew Orleans, LA
3 days LeftEarrings in Platinum with 20.84 Carats of Round and Princess DiamondsEst. $125,099-$162,628$58,000BidhausNew York, NY
15 hrs LeftArt Deco Platinum No-heat Sapphire Ring GIA Certified 8.57 x 7.09 x 5.11mmEst. $6,084-$7,909$100Mynt AuctionsNew York, NY
5 days LeftMichael Bondanza Wood, Platinum, 18K Yellow Gold, Sapphire, and Diamond Bangle BraceletEst. $450-$600$300Hampton Estate AuctionNew York, NY
6 days LeftCamellia Sapphire and Diamond Halo Ring in PlatinumEst. $10-$100,000$10Gallery 63Atlanta, GA
Live NowGIA Certified Pink Sapphire and Diamond Pendant in 18k White Gold and PlatinumEst. $3,913-$5,086$100Mynt AuctionsNew York, NY
5 days LeftLADYS 5.61 CTTW DIAMOND PLATINUM RING W/G.I.A.Est. $5,500-$9,000$5,500Robert Slawinski Auctioneers, Inc.Carmel, CA
7 days LeftDavid Webb Vintage Platinum 18K Gold Rock Crystal Clip-On EarringsEst. $18,447-$23,981$100BidhausNew York, NY
3 days LeftDavid Webb Vintage Platinum 18K Gold Coral Enamel Diamond EarringsEst. $38,831-$50,480$25,000BidhausNew York, NY
5 days LeftPlatinum and Diamond Anniversary Band RingEst. $375-$500$250Hampton Estate AuctionNew York, NY
1 day LeftARTDECO18K/ PLATINUM DIAMOND RING FRENCH PIECEEst. $5,000-$6,000$300(1 bid)EPORELIC AUCTION GALLERYGaithersburg, MD
7 days LeftPlatinum Burma Sapphire and Diamond Halo Ring GIA Certified No Heat 6.69ctEst. $16,237-$21,108$100BidhausNew York, NY