0.28-0.60 Cts of 7x5 mm AA Oval Cabachon Australian White Opal ( 1 pc ) Loose Gemstone The loose Oval Cabochon Opal is a fine AA quality gem measuring 7x5 mm. Fine opals are cut in round or oval cabochons to bring out the best play of colors. The play of colors mainly determines the value of the opal. AA gemstones are eye clean with no visible nicks and inclusions. The color is even and consistent. Color may vary from gemstone to gemstone very slightly. Loose Opal You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!