3 days LeftJEWELRY. Platinum and Diamond Chain Necklace.Est. $500-$700$650(6 bids)Clarke Auction GalleryLarchmont, NY
3 days Left40.00ctw Diamond and Platinum 16" Flower NecklaceEst. $453,000-$455,000$40,000GWS Auctions Inc.Maitland, FL
16 hrs LeftPlatinum natural aquamarine diamond necklace 53.99 caratsEst. $8,700-$9,500$700West Coast Auction Gallery IRVINE, CA
3 days Left29.80ctw Diamond and Platinum 15" Tennis NecklaceEst. $75,000-$77,000$9,000GWS Auctions Inc.Maitland, FL
3 days Left10.00ctw Diamond and Platinum 62" Sautoir NecklaceEst. $27,000-$28,000$3,750GWS Auctions Inc.Maitland, FL
3 days LeftHarry Winston 1.00ctw Diamond and Platinum 16" NecklaceEst. $18,000-$20,000$3,250GWS Auctions Inc.Maitland, FL
4 days LeftOscar Friedman Platinum, 9.28 ct. Sapphire & 1.64 CTW Diamond Pendant NecklaceEst. $8,000-$10,000$4,000Alaska Premier Auctions & AppraisalsAnchorage, AK
4 days Left6.00ct Orange Pink Oval Tourmaline and 0.21ctw Diamond Platinum NecklaceEst. $2,000-$3,000$275(2 bids)Lion and UnicornHollywood, FL
Jul 02, 2026Vintage 60 Carat Diamond Floral Necklace in Platinum Edwardian StyleEst. $138,268-$179,748$100BidhausNew York, NY
4 days LeftStunning Platinum Riviera Necklace 85 Diamonds 50.10 Ct J-K VVS-VSEst. $100,646-$130,839$60,000BidhausNew York, NY
6 days LeftPlatinum and 0.50 Carat Diamond Solitaire Pendant NecklaceEst. $10-$100,000$10Gallery 63Atlanta, GA
4 days LeftPlatinum GUBELIN Certified 18.13 Ct Burma Sapphire & Diamond NecklaceEst. $216,112-$280,945$100(1 bid)Mynt AuctionsNew York, NY
2 days LeftStunning Platinum 18K Gold Diamond Emerald Flower NecklaceEst. $197,093-$256,220$110,000BidhausNew York, NY
2 days LeftPlatinum 2.2ct Sapphire & 1.32ctw Diamond NecklaceEst. $3,000-$5,000$700(9 bids)Bayside AuctionsRock Hall, MD
2 days LeftTiffany & Co Marquise Diamond Cluster Platinum Necklace 48 CTWEst. $305,773-$397,504$100Mynt AuctionsNew York, NY
2 days LeftStunning 58.75 Ct Diamond Necklace in Platinum & 18K White GoldEst. $148,187-$192,643$100BidhausNew York, NY
1 day LeftFrench Art Deco Platinum Diamond Pendant Necklace with Bakelite BoxEst. $19,669-$25,569$15,000Mynt AuctionsNew York, NY
3 days LeftStunning 58.75 Ct Diamond Necklace in Platinum & 18K White GoldEst. $148,187-$192,643$100Mynt AuctionsNew York, NY
5 days LeftPLATINUM 32.72 CTW DIAMOND TENNIS NECKLACE 49GEst. $20,000-$60,000$2,900(10 bids)DejaVu Estate Sales & Auctions, LLCWest Palm Beach, FL
1 day LeftGerman 950 Platinum 18K Gold Convertible Necklace Bracelet SetEst. $31,083-$40,407$23,750Mynt AuctionsNew York, NY
4 days LeftDiamond Necklace 81.00 Carats Old Mine 18K White Gold Platinum 17 InchEst. $188,942-$245,624$100(1 bid)Mynt AuctionsNew York, NY
Jul 02, 2026Platinum Riviera Necklace 50.26 Ct Diamonds GIA Certified Center StoneEst. $172,640-$224,432$100BidhausNew York, NY
7 days LeftElegant Platinum Necklace with 39 Diamonds 30.35 Ct E-G VS1-SI2Est. $112,190-$145,847$100(1 bid)BidhausNew York, NY
6 days Left27 Ct Diamond by the Yard Necklace in Platinum 52 InchesEst. $28,509-$37,061$100BidhausNew York, NY