Roberto Vengoechea Custom 14K & Gemstone Ring, Sz 9Everard Auctions & Appraisals4.6(113)US$1,800Jun 25, 2026
14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMONDS (SIZE 6.25) 3.5 GRAMModern Jewelry4.5(207)US$1,0255 days Left
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Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable ChainDiamond Depot4.2(14)US$1,5009 hrs Left
Platinum Pendant Necklace with Boulder Opal and Diamond Accents Adjustable ChainBidhaus4.3(867)US$2,2506 days Left
Vintage Platinum 1.43ct GIA Oval Boulder Opal Ring with Diamond AccentsBidhaus4.3(867)US$1001 day Left
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Platinum 2.29ctw Black Boulder Opal Diamond Cluster Cocktail RingDiamond Depot4.2(14)US$1,5258 hrs Left
13.47ct Soul Prism Natural Multicolour Boulder OpalWeatherham Estate Treasures3.8(241)US$185Jul 08, 2026
