3.45 ct crystal opal 12.5x10x5mm - Black Opal Direct
2.9TCW Australian Crystal Opal, Lightning Ridge BRIGHT 5 Cab-Parcel from 1 Stone | eBay
2.9ct Crystal Opal from Lightning Ridge | Loose Australian Opal Gem
Australian Crystal Opal 1.8 Carats 6942
4.65ct Australian Crystal Opal - Etsy
Australian Crystal Opal - Etsy
2.5ct Freeform Australian Crystal Opal Solid 19x11mm
HUGE Estate Vintage Australian Crystal Opal Diamond Platinum Ring
7.5ct South Australian Crystal Opal Stone
Antique Opal Diamond Ring Victorian 2.02ct t.w. Australian Crystal Opal & Old European Cut Halo Engagement Birthstone Ring 18k Rose Gold | Antique Vintage Estate Jewelry | Jewelry Finds
Australian Crystal Opal - Etsy
Rainbow Crystal Opal Australian Charm – CurtisRJewellery
0.44 ct crystal opal 6.6x4.9x2.2mm - Black Opal Direct
Australian Crystal Opal Ring Platinum Handmade
Super Gem Australian Crystal Opal Cut Stone Green Blue Broadflashes
Australian Crystal Opal - Etsy
Australian Crystal Opal Charm – CurtisRJewellery
Australian Crystal Opal Ring Natural Crystal Opal Ring Art Deco Opal - Ruby Lane
Australian Crystal Opal 5.19 carats
Bright Natural Australian Crystal Opal Solid Cut Stone (1802)
12.54ct Australian White Crystal Opal Platinum Ring | Burton's – Burton's Gems and Opals