Overview of the 11.6-Carat Australian Opal The 11.6 carat 13 ratti, natural Australian cushion-shaped opal stone is an outstanding example of both size and craftsmanship. This opal offers remarkable natural beauty and is a highly sought-after gemstone. Size and Weight 11.6 carat 13 ratti  Weighing...

"11.85 carat 13.04 ratti natural Australian oval shape opal stone" The 11.85 carat, 13.04 ratti natural Australian oval shape opal stone stands as a quintessential example of the splendor and complexity of high-quality opals, showcasing the exceptional beauty and intricate characteristics that make this gemstone...