6 hrs LeftRoberto Coin 18K Yellow Gold Chain NecklaceEst. $6,500-$8,500$4,250(1 bid)Hampton Estate AuctionNew York, NY
3 days LeftROBERTO COIN MIXED LINK CHAIN NECKLACE 18K YELLOW GOLDEst. $17,775-$26,070$250(3 bids)NY Elizabeth Beverly Hills, CA
2 days LeftRoberto Coin 18k Pink Yellow Gold Diamond Flex Choker NecklaceEst. $13,117-$17,052$100Mynt AuctionsNew York, NY
8 hrs LeftRoberto Coin 18k White Gold Diamond Parquet Choker NecklaceEst. $8,593-$11,170$100(1 bid)BidhausNew York, NY
3 days LeftRoberto Coin 18k Gold Toggle Clasp Necklace with Puffed Curb LinksEst. $11,804-$15,345$9,000Mynt AuctionsNew York, NY
6 hrs LeftRoberto Coin 18K Yellow Gold, Diamond and Ruby "E" Initial Pendant NecklaceEst. $450-$600$700(3 bids)Hampton Estate AuctionNew York, NY
6 hrs LeftRoberto Coin Tiny Treasures 18K White Gold Diamond and Ruby Heart Pendant NecklaceEst. $300-$400$200(1 bid)Hampton Estate AuctionNew York, NY
6 hrs LeftRoberto Coin 18K Yellow Gold, Diamond and Ruby "M" Initial Pendant NecklaceEst. $450-$600$300(1 bid)Hampton Estate AuctionNew York, NY
3 days LeftROBERTO COIN CENTO 18K WHITE GOLD CENTO DIAMOND NECKLACEEst. $4,200-$16,800$4,200Robinhood AuctionsLas Vegas, NV
8 hrs LeftRoberto Coin 18k Gold Double Strand Necklace with Diamonds and GemstonesEst. $14,482-$18,826$100Mynt AuctionsNew York, NY
3 days LeftRoberto Coin 18k White Gold Diamond Parquet Choker NecklaceEst. $8,593-$11,170$100Mynt AuctionsNew York, NY
May 25, 2026ROBERTO COIN 20K Rose Gold 41 Ct Fancy Diamond NecklaceEst. $93,847-$122,001$100BidhausNew York, NY
May 25, 2026Roberto Coin 18k Gold Toggle Clasp Necklace with Puffed Curb LinksEst. $11,804-$15,345$100BidhausNew York, NY
5 days LeftRoberto Coin Nugget Collection 18k Gold Pearl Triple Strand NecklaceEst. $10,296-$13,384$100BidhausNew York, NY
6 days LeftRoberto Coin Nugget Collection 18k Gold Pearl Triple Strand NecklaceEst. $10,296-$13,384$100Mynt AuctionsNew York, NY
6 days LeftRoberto Coin 18k Yellow Gold Silk Weave Flex Collar NecklaceEst. $8,489-$11,035$100BidhausNew York, NY
6 days LeftRoberto Coin 18k Pink Yellow Gold Diamond Flex Choker NecklaceEst. $13,117-$17,052$100BidhausNew York, NY
2 days LeftROBERTO COIN GOLD CORD NECKLACE DIAMOND GEM 18K GOLD HEART PENDANTEst. $7,353-$8,218$6,000Modern JewelryValley Village, CA
2 days LeftROBERTO COIN APPASSIONATA DIAMOND NECKLACE 18K GOLD COLLAR STYLEEst. $43,535-$48,657$35,750Modern JewelryValley Village, CA
2 days LeftROBERTO COIN GOLD NECKLACE CHIC & SHINE 18K YELLOW OVAL MOTIFS & CHAINEst. $6,067-$6,781$4,950Modern JewelryValley Village, CA
2 days LeftROBERTO COIN NECKLACE 18K YELLOW GOLD 6MM SILK WEAVE FLEX STYLE COLLAREst. $12,536-$14,011$10,250Modern JewelryValley Village, CA
5 days LeftROBERTO COIN 18K GOLD NECKLACE DIAMOND HEARTS MOTIF YELLOW 33" LONGEst. $35,899-$40,122$29,500Modern JewelryValley Village, CA
1 day LeftRoberto Coin 18k White Gold Diamond Parquet Choker NecklaceEst. $14,145-$15,913$5,500Diamond DepotNew York, NY
5 days LeftROBERTO COIN GOLD COLLAR NECKLACE ATAME KNOT 18K TWO TONE FULL CIRCLEEst. $14,110-$15,771$11,500Modern JewelryValley Village, CA