5 days LeftRoberto Coin 18K Yellow Gold Diamond Chain Necklace 90 Diamonds 0.55 ctEst. $10,764-$13,993$100Mynt AuctionsNew York, NY
4 days LeftRoberto Coin 18K Yellow Gold Diamond Chain Necklace 90 Diamonds 0.55 ctEst. $10,764-$13,993$8,200Mynt AuctionsNew York, NY
5 days LeftROBERTO COIN 18K ROSE GOLD DIAMOND AND ONYX NECKLAEst. $1,500-$1,700$275(2 bids)DejaVu Estate Sales & Auctions, LLCWest Palm Beach, FL
20 hrs LeftRoberto Coin 1/4 ct Diamond Necklace 18k Yellow Gold Oval Cut 16-18"Est. $1,700-$2,300$25Eco Estate JewelryLakeway, TX
45 mins LeftRoberto Coin 18K Yellow Gold Chain Necklace 18 Inch 8mm 35gEst. $7,449-$9,683$5,700BidhausNew York, NY
1 day LeftRoberto Coin Multi-Tone 18K Gold Chain Necklace 18 Inches AuthenticEst. $5,005-$6,506$3,850BidhausNew York, NY
Buy NowRoberto Coin Mixed Link Chain Necklace 18K Yellow Gold, 17 Inches, 24.22 Grams$6,316Jasper52New York, NY
7 days LeftDuchess 2.78 ctw Multishape Diamond Bar 18K White Gold NecklaceEst. $12,000-$18,400$8,650Serenity GallerieSaint Petersburg, FL
7 days Left3.57 ctw Diamond Cluster Lariat 18K White Gold NecklaceEst. $8,500-$13,000$6,150Serenity GallerieSaint Petersburg, FL
6 days LeftRoberto Coin 18k Yellow Gold Toggle Necklace Grey Enamel Diamonds 35 InchEst. $4,498-$5,847$100Mynt AuctionsNew York, NY
7 days Left2.68 ctw Multishape Diamond Bar 18K Yellow Gold NecklaceEst. $12,100-$18,600$8,800Serenity GallerieSaint Petersburg, FL
7 days Left1.98 ctw White Diamond 18K Tri-Color Gold PendantEst. $8,800-$13,500$6,350Serenity GallerieSaint Petersburg, FL
7 days Left7.43 ctw White Diamond Duchess Halfway Tennis 18K Yellow Gold NecklaceEst. $18,500-$26,900$14,500Serenity GallerieSaint Petersburg, FL
7 days Left6.51 ctw White Diamond 18K White Gold NecklaceEst. $18,200-$26,500$14,300Serenity GallerieSaint Petersburg, FL
7 days Left4.07 ctw Round Cut Diamond Cluster 14K White Gold NecklaceEst. $7,700-$11,800$5,550Serenity GallerieSaint Petersburg, FL
7 days Left7.43 ctw Duchess Chevron Diamond 18K White Gold NecklaceEst. $16,600-$24,200$13,100Serenity GallerieSaint Petersburg, FL
7 days Left5.26 ctw Baguette & Round Diamond 18K Yellow & White Gold Lariat NecklaceEst. $17,700-$25,900$14,000Serenity GallerieSaint Petersburg, FL
Jul 03, 2026Roberto Coin 18k Gold Toggle Clasp Necklace with Puffed Curb LinksEst. $11,804-$15,345$100BidhausNew York, NY
7 days Left16 inch 6.87 ctw Diamond Pave Linq Cuban Link 18K White Gold NecklaceEst. $17,800-$25,900$14,000Serenity GallerieSaint Petersburg, FL
7 days Left6.51 ctw White Diamond Cluster Tennis 18K Yellow & White Gold NecklaceEst. $18,200-$26,500$14,300Serenity GallerieSaint Petersburg, FL
7 days Left5.74 ctw White Diamond Dagr Meander 18K Yellow Gold NecklaceEst. $17,300-$25,200$13,600Serenity GallerieSaint Petersburg, FL
7 days Left8.07 ctw White Diamond Fiori Eternity Cluster 18K White Gold NecklaceEst. $16,700-$24,400$13,200Serenity GallerieSaint Petersburg, FL
7 days Left16 inch 6.87 ctw Diamond Cuban Link 18k Yellow Gold NecklaceEst. $17,800-$25,900$14,000Serenity GallerieSaint Petersburg, FL
7 days Left1.96 ctw Baguette & Round Diamond Bow Smile 18K White Gold Pendant NecklaceEst. $7,400-$11,300$5,350Serenity GallerieSaint Petersburg, FL