14k Yellow Gold Boulder Opal Pendant Necklace Adjustable 16.22ctDiamond Depot4.2(15)$1,550Jul 24, 2026
18k Yellow Gold Boulder Opal Diamond Pendant Necklace with Rope ChainDiamond Depot4.2(15)$2,2001 day Left
Sterling Silver Boulder Opal Slide Pendant with 16 Inch Rope ChainDiamond Depot4.2(15)$70Jul 18, 2026
14K GOLD RING WITH NATURAL BOULDER OPAL, 0.03CTS OF DIAMOND ( SIZE: 8.25 ) 6GModern Jewelry4.5(215)$2,1001 day Left
14K GOLD RING WITH NATURAL BOULDER OPAL AND DIAMONDS (SIZE 6.25) 3.5 GRAMModern Jewelry4.5(215)$1,0251 day Left
STERLING SILVER RING WITH AUSTRALIAN BOULDER OPALThomaston Place Auction Galleries4.4(445)$125Jul 24, 2026
Vintage Platinum 1.43ct GIA Oval Boulder Opal Ring with Diamond AccentsMynt Auctions4.4(896)$1005 days Left
