No Reserve Price Fine Quality Ethiopian Opal Perfect investment Stone . IGI report number : 618412892 Species : Natural Opal Shape : Oval Mixed Cut Weight : 6.78 cts Size : 17.22 x 12.66 x 7.36 mm Treatment: Not specified in the report Color : Light Yellow Please check our ''no reserve auctions'' and follow us for amazing deals. Thank you for your support. Worldwide Shipping from Portugal. Usually we use DHL express or FedEx. Our shipment is fully insured and usually shipped every Monday or Thursday, within 3 days after customer payment. We are not responsible for custom taxes or other additional tax payments in your country. All photos are magnifications, taken with a macro lens with the proper exposure, and are meant to honestly and correctly show any imperfections in the stone.