This 26.13 Carats TCW 100% Natural Beautiful Marconi Obsidian Trillion Cabochon Good Quality Gem By DVG of Size 30.0 x 25.1 x 5.7 MM Approx., 1 Pc Gem has Opaque Clarity, Beautiful Brown Color, no treatment come from Argentina mines. At DVG, we deal only in 100% Natural gems from around the world and manufacture.All of the products are ethically sourced. Additional Details ------------------------------ Product description: This 26.13 Carats TCW 100% Natural Beautiful Marconi Obsidian Trillion Cabochon Good Quality Gem By DVG of Size 30.0 x 25.1 x 5.7 MM Approx., 1 Pc Gem has Opaque Clarity, Beautiful Brown Color, no treatment come from Argentina mines. At DVG, we deal only in 100% Natural gems from around the world and manufacture.All of the products are ethically sourced.