FeaturedSave5 days Left*11.95Ct Welo Opal Polished - Ethiopian Opal, 1115BKsmith Heritage Auctioneers4.3(46)Est. $230-$460$10
FeaturedSave3 days Left3.43Ct Welo Black Opal Polished - Ethiopian Opal, 388BKsmith Heritage Auctioneers4.3(46)Est. $70-$140$10
FeaturedSaveEnds in 11h 21mVintage HAR Leaf Clamper Bracelet,White/Gold Enamel Washed with Lava Rocks, 6.5"Chairish Auctions4.5(10.4k)Est. $500-$600$400
FeaturedSave5 days Left2.24Ct Welo Black Opal Polished - Ethiopian Opal , 337EKsmith Heritage Auctioneers4.3(46)Est. $20-$40$10
Save3 days LeftAntique 10k Yellow Gold Floral Opal Ring Size 6.5 Victorian Era JewelryMynt Auctions4.4(852)Est. $2,197-$2,856$105(2 bids)
SaveApr 12, 2026JEWELRY. Signed H.K. 14kt Gold Opal and DiamondClarke Auction Gallery4.5(613)Est. $600-$900$300
Save5 days LeftPlatinum Pendant With 5.92ct Opal and Diamond Halo Vintage JewelryMynt Auctions4.4(852)Est. $2,964-$3,853$100
Save7 days LeftJEWELRY Black Opal Diamond Ring in Platinum PT900 US Size 6Bidhaus4.2(847)Est. $2,509-$3,261$100
SaveApr 08, 2026Sterling Silver Men's Jewelry Lot Featuring Opal, and Pearl AccentsGallery 634.6(254)Est. $10-$100,000$10
SaveApr 04, 2026JEWELRY FIRE OPAL DIAMOND RING 18KWG WHITE GOLDNY Elizabeth 4.2(111)Est. $4,200-$6,160$25
SaveApr 04, 2026JEWELRY FIRE OPAL DIAMOND RING PT900 PLATINUMNY Elizabeth 4.2(111)Est. $3,075-$4,510$25
SaveApr 05, 2026Fine Jewelry Estate Collection - 14K Gold Amethyst Ring, 10K Tanzanite and Diamond Ring, Opal andOakwood Auctions4.5(147)Est. $500-$750$250
FeaturedSave4 days Left*12.41Ct Welo Opal Polished - Ethiopian Opal, 823BKsmith Heritage Auctioneers4.3(46)Est. $250-$500$10(1 bid)
FeaturedSave4 days Left1.89Ct Welo Black Opal Polished - Ethiopian Opal , 759EKsmith Heritage Auctioneers4.3(46)Est. $90-$180$10(1 bid)
FeaturedSave5 days Left2.72Ct Welo Black Opal Polished - Ethiopian Opal , 414EKsmith Heritage Auctioneers4.3(46)Est. $90-$180$10(1 bid)
FeaturedSave5 days Left1.72g Natural Opal Stone Sterling Silver 925 Necklace (Pendant with Chain) , 339EKsmith Heritage Auctioneers4.3(46)Est. $110-$220$10(1 bid)
Save5 hrs LeftAntique 10k Yellow Gold Floral Opal Ring Size 6.5 Victorian Era JewelryDiamond Depot4.3(11)Est. $3,650-$4,380$1,350
Save4 days LeftNatural Multi Color Opal 67.65 Ct. Wtih 925 Sterling Silver Jewelry Necklace 16.5 Inch.Treasure of Gems & Jewelry4.4(225)Est. $458-$720$1(1 bid)
SaveBuy NowPlatinum Pendant With 5.92ct Opal and Diamond Halo Vintage JewelryDiamond Depot4.3(11)$2,890
SaveApr 04, 2026Natural Multi Color Opal 463.15 Ct. Wtih 925 Sterling Silver Matal Jewelry Necklace 16 Inch.Treasure of Gems & Jewelry4.4(225)Est. $2,449-$3,849$1
SaveBuy NowNatural Multi Color Opal 925 Sterling Silver Bracelet Jewelry Length 7 Inch 12.50 G.Treasure of Gems & Jewelry4.4(225)$188(4 bids)
Save14 hrs LeftVarious jewelry making beads(pacific opal and more)Emanon Auctions and Estate Sales4.4(2.4k)Est. $50-$150$6(2 bids)
FeaturedSave3 days Left*4.54Ct Welo Opal Polished - Ethiopian Opal, 287BKsmith Heritage Auctioneers4.3(46)Est. $110-$220$10
FeaturedSaveEnds in 14h 38mVintage Wrapped Opal Necklace, 10kt & 14kt GF, 24", 1980's-1990'sChairish Auctions4.5(10.4k)Est. $50-$60$40(1 bid)
FeaturedSave5 days Left1.27Ct Welo Opal Polished - Ethiopian Opal , 606EKsmith Heritage Auctioneers4.3(46)Est. $30-$60$10
FeaturedSave4 days Left*6.75Ct Welo Opal Polished - Ethiopian Opal , 105EKsmith Heritage Auctioneers4.3(46)Est. $210-$420$10
SaveApr 10, 2026Natural Multi Color Opal Necklace Jewelry 259.80 Ct. Wtih Matal Length 17 Inch.Treasure of Gems & Jewelry4.4(225)Est. $1,399-$2,199$1
SaveApr 04, 2026Natural Multi Color Opal 336.55 Ct. Wtih Matal Jewelry Necklace 17 Inch.Treasure of Gems & Jewelry4.4(225)Est. $1,805-$2,837$1
Save4 days Left925 Sterling Silver Spiral Stud Earrings Jewelry with Multi Color Created Opal 8.58 GramsTreasure of Gems & Jewelry4.4(225)Est. $168-$264$1
SaveBuy Now925 Sterling Silver Jewelry Pendant Multi Color Pink Created Opal Turtle 5.97 GramsTreasure of Gems & Jewelry4.4(225)$57(5 bids)
Save4 days Left925 Sterling Silver Jewelry Sets with Blue Created Opal Pendant And Earrings 8.33 G.Treasure of Gems & Jewelry4.4(225)Est. $150-$236$1
Save4 days Left925 Sterling Silver Bracelet Jewelry with Multi Color Created Opal Length 7.5 Inch. 11.65 G.Treasure of Gems & Jewelry4.4(225)Est. $146-$230$1
FeaturedSave5 days LeftPendant Opal & Pearl - 925 Sterling Silver , 411EKsmith Heritage Auctioneers4.3(46)Est. $90-$180$10