13.47ct Soul Prism Natural Multicolour Boulder OpalWeatherham Estate Treasures3.9(251)$1855 days Left
14k Yellow Gold Boulder Opal Pendant Necklace Adjustable 16.22ctDiamond Depot4.2(15)$1,4754 days Left
14K YELLOW GOLD PENDANT WITH 11MM X 7MM NATURAL BOULDER OPAL ( 3.4 GRAMS )Modern Jewelry4.5(218)$1,225Aug 31, 2026
14K GOLD RING WITH NATURAL BOULDER OPAL, 0.03CTS OF DIAMOND ( SIZE: 8.25 ) 6GModern Jewelry4.5(218)$2,050Aug 31, 2026
Natural Lemon Quartz Oval Faceted Cut 30.05 Carats GemstoneSiddhi Gems & Jewels4.3(31)$50Aug 27, 2026
12.8ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 15AVThousandPlanet4.5(305)$101 day Left
Vintage Platinum 1.43ct GIA Oval Boulder Opal Ring with Diamond AccentsBidhaus4.3(875)$2,1006 days Left
19.28ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 72ATThousandPlanet4.5(305)$101 day Left
18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope ChainMynt Auctions4.5(908)$1005 days Left
69.23ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 86AXThousandPlanet4.5(305)$101 day Left
