VTG MODERNIST BRUTALIST 18K YELLOW GOLD AUSTRALIAN BLACK OPAL DIAMOND RING 28.7GModern Jewelry4.5(215)$7,6008 hrs Left
KARIN TREMONTI ETRUSCAN 18K YELLOW GOLD AUSTRALIAN BLACK OPAL & DIAMOND RINGModern Jewelry4.5(215)$5,5008 hrs Left
AAA+ Quality Natural Fire Opal 78.80 Ct Cushion Certified Unheated Welo Australian Gemstone, Gem182ABC Rugs Kilims, Inc.4.3(1)$10021 hrs Left
GIA certified Australian black opal diamond platinum ring size 6.5Diamond Depot4.2(15)$1,625Jul 27, 2026
$2,475 Value! 8.09 cts Natural Diamond Opal Sapphire Rhodium Sterling Silver Designer Bracelet #2057U.S. Auction Gallery4(646)$10(1 bid)5 days Left
AAA+ Certified Natural Australian 1 Piece Oval Shaped White Opal Gemstone, Weight: 1.15 ct, SizeABC Rugs Kilims, Inc.4.3(1)$5021 hrs Left
STERLING SILVER RING WITH AUSTRALIAN BOULDER OPALThomaston Place Auction Galleries4.4(450)$1255 days Left
LARGE 18.5 CARATS NATURAL AUSTRALIAN FIRE OPAL LOOSE STONE 29MM X 22MMModern Jewelry4.5(215)$3508 hrs Left
