May 21, 2026Margot McKinney Rose Gold, Boulder Opal, South Sea Cultured Pearl, Colored Stone and Diamond RingEst. US$4,000-US$6,000US$2,000DOYLE Auctioneers & AppraisersNew York, NY
23 hrs LeftSterling Silver Ring With Black & Opal StonesEst. US$10-US$10,000US$2(1 bid)Berner's Antique Auction GallerySpringfield, OH
May 31, 202614K gold opal and diamond ring. Large oval stone measures 18.5 x 13.4mm. Flanked by 4 channels ofEst. US$800-US$1,200US$400(1 bid)Tremont AuctionsSudbury, MA
Jun 02, 2026An 18k white gold ladies ring with an oval shaped opal colored stoneEst. ā¬600-ā¬800ā¬500Ostantix AuctionsOostende, West-Vlaanderen
May 27, 202614K GOLD OPAL & MULTI-STONE INLAY & DIAMOND PENDANT.Est. US$500-US$800US$250William Smith AuctionsPlainfield , NH
19 hrs Left18K Yellow Gold 4.92 Ct Opal Diamond Bracelet 108 StonesEst. US$17,095-US$22,223US$100Mynt AuctionsNew York, NY
7 days Left14k Yellow Gold Vintage Ring with Cabochon Opal and Pink Stone Double HaloEst. US$1,443-US$1,875US$100Mynt AuctionsNew York, NY
7 days Left18k Yellow Gold Three Row Opal Cocktail Ring with Natural StonesEst. US$2,821-US$3,667US$100Mynt AuctionsNew York, NY
Jun 28, 202614K Yellow Gold Figural Butterfly Ring With Opal, Emerald, Ruby, And Amethyst Accent Stones Size 5.5Est. US$250-US$500US$120Crafted AuctionsGermantown Hills, IL
5 days LeftOpal and Diamond Ring in 18K Yellow Gold with 48.36 Carat Center StoneEst. US$12,064-US$15,683US$100BidhausNew York, NY
4 days Left18K Yellow Gold 4.92 Ct Opal Diamond Bracelet 108 StonesEst. US$17,095-US$22,223US$100BidhausNew York, NY
5 days Left14k Yellow Gold Vintage Ring with Cabochon Opal and Pink Stone Double HaloEst. US$1,443-US$1,875US$100BidhausNew York, NY
May 22, 2026Opal and Diamond Platinum Ring with 2.49 Ct Center StoneEst. US$3,575-US$4,647US$100BidhausNew York, NY
1 day Left18k Yellow Gold Three Row Opal Cocktail Ring with Natural StonesEst. US$2,821-US$3,667US$100BidhausNew York, NY
4 days LeftOpal and Diamond 14k Yellow Gold Ring with Multiple Stones Size 11Est. US$3,159-US$4,106US$100Mynt AuctionsNew York, NY
1 day LeftESTATE MEXICAN OPAL 18K ROSE GOLD TRILLION & OVAL STONE RINGEst. US$6,614-US$7,393US$5,400Modern JewelryValley Village, CA
Ends in 13d 1hUnusual black opal and 70pts diamond 3 stone ring in 18ct yellow gold and platinumEst. £800-£850£500Banks Jewellery Auctions Gloucestershire
Ends in 13d 1hANTIQUE 18CT YELLOW GOLD OPAL 5 STONE RING WITH DIAMOND POINTSEst. £360-£460£250Banks Jewellery Auctions Gloucestershire
Ends in 13d 1hANTIQUE C.1900 18CT YELLOW GOLD OPAL AND DIAMOND 5 STONE RINGEst. £460-£560£380Banks Jewellery Auctions Gloucestershire
Ends in 13d 1hAntique 18ct Yellow Gold Opal 5 Stone RingEst. £300-£400£250Banks Jewellery Auctions Gloucestershire
Ends in 13d 1hWonderful Opal and Diamond 5 Stone Ring in 18ct GoldEst. £500-£550£400Banks Jewellery Auctions Gloucestershire
Ends in 13d 1hANTIQUE 18CT YELLOW GOLD OPAL AND DIAMOND 5 STONE RINGEst. £550-£650£450Banks Jewellery Auctions Gloucestershire
Ends in 13d 1hANTIQUE 9CT YELLOW GOLD OPAL 5 STONE RING WITH DIAMOND POINTSEst. £310-£410£270Banks Jewellery Auctions Gloucestershire
Ends in 13d 1hANTIQUE 9CT YELLOW GOLD OPAL 5 STONE RINGEst. £250-£350£180Banks Jewellery Auctions Gloucestershire