"6.45 carat 7.25  ratti natural Austrailian oval shape opal stone" The 6.45 carat, 7.25 ratti natural Australian oval shape opal stone is a gemstone that exemplifies the stunning natural beauty and intricate allure that characterize high-quality opals. With a substantial weight of 6.45 carats, this...

"7.2 carat 8 ratti natural GII certified Australian oval shape opal stone" The 7.2 carat, 8 ratti natural GII certified Australian oval shape opal stone represents a sublime example of the inherent beauty and intricate allure of high-quality opals. With its substantial weight of 7.2...

"7.65 carat 8.42 ratti natural Australian cushion shape opal stone"The 7.65 carat, 8.42 ratti natural Australian cushion shape opal stone stands as a remarkable exemplar of the natural beauty and intricate allure that high-quality opals can embody. This opal, with its significant weight of 7.65...