Show 12 16 24 40 Sort by popularitySort by latestSort by price: low to highSort by price: high to low -50% Add to cartGem Rainbow Dark Opal 11.38 ct USD $5,600 USD $2,800 -50% Add to cartBright Green Yellow Fire Dark Opal 11.15 ct USD $5,000 USD $2,500 -40% Add to cartLarge Double Sided Wood Fossil Boulder Opal Specimen 214.9 ct USD $3,500 USD $2,100 -50% Add to cartLarge Rainbow River Oval Dark Opal 14.68 ct USD $3,960 USD $1,980 -40% Add to cartLarge Green Oval Dark Opal 13.87 ct USD $3,000 USD $1,800 -30% Add to cartRainbow Wood Fossil Winton Boulder Opal 15.9 ct USD $2,000 USD $1,400 -50% Add to cartBright Multi Color Gem Dark opal 5.69 ct USD $2,800 USD $1,400 -30% Add to cartRainbow Wood Fossil Winton Boulder Opal 13.9 ct USD $1,750 USD $1,225 -40% Add to cartSunset Fire Rectangle Shape Australian Dark Opal 3.3 ct USD $1,800 USD $1,080 -30% Add to cartMulti Color Oval Shape Light opal 6.1 ct USD $1,500 USD $1,050 -30% Add to cartRainbow Wood Fossil Winton Boulder Opal 10.7 ct USD $1,500 USD $1,050 -30% Add to cartMulti Color Oval Dark Opal 4.76 ct USD $1,300 USD $910 -40% Add to cartBlue Green Ocean Reef Teardrop Boulder Opal 15.7 ct USD $1,500 USD $900 -30% Add to cartMulti color Black Opal 1.25 ct USD $1,250 USD $875 -30% Add to cartNeon Bright Green Black Opal 1.55 ct USD $1,250 USD $875 -50% Add to cartRainbow Fire Rectangle Dark Opal 6.03 ct USD $1,700 USD $850 -50% Add to cartBlue Green Heart Black Opal 8.64 ct USD $1,700 USD $850 -30% Add to cartRainbow Wood Fossil Winton Boulder Opal 8 ct USD $1,200 USD $840 -30% Add to cartRainbow Ribbon Pattern Dark Opal 3.75 ct USD $1,150 USD $805 -50% Add to cartLarge Boulder Opal Specimen 145 ct USD $1,600 USD $800 -50% Add to cartMulti Color Flash Dark opal 1.75 ct USD $1,575 USD $788 -40% Add to cartBlue Green Flash Oval Black Opal 5.2 ct USD $1,300 USD $780 -40% Add to cartMulti Color Flash Oval Dark Opal 2.89 ct USD $1,300 USD $780 -50% Add to cartMulti Color Fire Oval Gem Crystal Opal 1.85 ct USD $1,500 USD $750 -30% Add to cartDouble Sided Gem Multi Color Fire Crystal Boulder Opal 1.3 ct USD $1,070 USD $749 -50% Add to cartBright Fire Dark opal 2.3 ct USD $1,450 USD $725 -30% Add to cartBlue Purple Wood Fossil Boulder Opal 20.6 ct USD $1,000 USD $700 -40% Add to cartNeon Rolling Flash Teardrop Dark Opal 5.55 ct USD $1,150 USD $690 -50% Add to cartMulti Color Fire Dark Opal 1.14 ct USD $1,350 USD $675 -30% Add to cartFire Oval Cabochon Crystal Boulder Opal 2.3 ct USD $950 USD $665 -40% Add to cartNeon Bright Multi Color Flash Dark Opal 2.6 ct USD $1,100 USD $660 -40% Add to cartPear shape Multi Fire Dark opal 1.14 ct USD $1,100 USD $660 -30% Add to cartRainbow Wood Fossil Winton Boulder Opal 6.4 ct USD $920 USD $644 -50% Add to cartElectric Rolling Flash Jelly Crystal Opal 15.2 ct USD $1,250 USD $625 -30% Add to cartGreen Flash Teardrop Natural Black Opal 3.35 ct USD $870 USD $609 -50% Add to cartRed Flash Freeform Black Opal 2.72 ct USD $1,200 USD $600 -50% Add to cartOval Multi Color Dark Opal 2.56 ct USD $1,200 USD $600 -50% Add to cartMetallic Green Orange Black Opal 1.12 ct USD $1,200 USD $600 -50% Add to cartOval Australian Dark Opal 2.17 ct USD $1,200 USD $600 -30% Add to cartCrystal Boulder Opal 4.05 ct USD $850 USD $595