1 day Left18K Yellow Gold and Old European Cut Diamond Gypsy RingEst. US$2,000-US$2,750US$1,500(2 bids)Hampton Estate AuctionNew York, NY
1 day LeftAN EARLY 20TH CENTURY DIAMOND THREE-STONE RING The central old cushion-shaped diamond weighingEst. €6,000-€8,000€3,000Adam's AuctioneersIreland, Dublin
4 hrs LeftDiamond Necklace 81.00 Carats Old Mine 18K White Gold Platinum 17 InchEst. US$188,942-US$245,624US$100Mynt AuctionsNew York, NY
May 21, 2026Ladies' 2.94 cts. Old European Cut Diamond RingEst. US$5,000-US$8,000US$4,500(3 bids)Cottone AuctionsGeneseo, NY
1 day LeftPlatinum and Old European Cut Diamond Halo RingEst. US$1,800-US$2,500US$1,200Hampton Estate AuctionNew York, NY
1 day LeftArt Deco Platinum and Old European Cut Diamond RingEst. US$1,100-US$1,400US$700(1 bid)Hampton Estate AuctionNew York, NY
1 day LeftAN ART DECO DIAMOND AND SAPPHIRE RING, CIRCA 1925 Set with an old European-cut diamond weighingEst. €8,000-€12,000€4,000Adam's AuctioneersIreland, Dublin
18 hrs LeftVintage Old Euro Diamond 3.50ct Sapphire 14K Yellow Gold Bypass Bangle BraceletEst. US$3,000-US$3,500US$250(3 bids)Dover JewelryMiami, FL
1 day LeftA LATE 19H CENTURY DIAMOND BROOCH, CIRCA 1890 The multi-rayed star set throughout with old andEst. €1,200-€1,800€1,100(2 bids)Adam's AuctioneersIreland, Dublin
1 day LeftAN ART DECO DIAMOND BRACELET, CIRCA 1930 Of openwork geometric design, set throughout with oldEst. €5,000-€6,000€2,400Adam's AuctioneersIreland, Dublin
1 day LeftA DIAMOND SINGLE-STONE RING The old European-cut diamond, within a four-claw setting, to a plainEst. €18,000-€22,000€9,000Adam's AuctioneersIreland, Dublin
4 days Left20.11 Ct Old Mine Diamond Chandelier Earrings in PlatinumEst. US$37,466-US$48,705US$28,750Mynt AuctionsNew York, NY
3 days LeftPlatinum 7 Carat Old Mine Diamond Brooch with 4 DiamondsEst. US$6,838-US$8,889US$100(1 bid)Mynt AuctionsNew York, NY
2 days LeftAntique Edwardian Platinum Engagement Ring GIA 2.09ct Old Diamond Buckle SidesEst. US$9,607-US$12,489US$100Mynt AuctionsNew York, NY
3 days LeftVictorian Era Yellow Gold Bangle With GIA Certified Natural Pearls and Old Mine DiamondsEst. US$14,352-US$18,657US$130(2 bids)Mynt AuctionsNew York, NY
4 days Left1.40ct Cushion Old Mine Cut Diamond I SI1 Loose GemEst. US$13,936-US$18,116US$10,500Mynt AuctionsNew York, NY
1 day LeftA DIAMOND LINE NECKLACE Of late 19th century style, composed of a single row of graduated old andEst. €9,000-€11,000€4,400Adam's AuctioneersIreland, Dublin
1 day LeftA DIAMOND CRESCENT BROOCH Of crescent design, set with graduated old European-cut diamonds, mountedEst. €800-€1,200€850(2 bids)Adam's AuctioneersIreland, Dublin
3 days LeftElegant 14K White Gold Old European Cut Diamond Studs 2.22 CtsEst. US$7,631-US$9,920US$510(2 bids)Mynt AuctionsNew York, NY
1 day LeftA DIAMOND DRESS RING Of bombé design, the frontispiece set with an old-cut diamond within aEst. €2,500-€3,500€1,200Adam's AuctioneersIreland, Dublin
1 day LeftAN EARLY 20TH CENTURY DIAMOND SINGLE-STONE RING, CIRCA 1920 Composed of an old European-cut diamondEst. €6,000-€7,000€3,000Adam's AuctioneersIreland, Dublin
6 days LeftPlatinum Necklace With 19ct Old European Cut Diamonds By The YardEst. US$47,658-US$61,955US$36,500Mynt AuctionsNew York, NY
3 days LeftA 0.55 Old European Cut Diamond Ring in 14KEst. US$400-US$600US$225(2 bids)Alex CooperTowson, MD
1 day LeftA DIAMOND SINGLE-STONE RING The old brilliant-cut diamond weighing approximately 2.50cts, within aEst. €6,000-€7,000€3,000Adam's AuctioneersIreland, Dublin