27.85 ct Natural Silver Obsidian
Similar Upcoming Sales
20.60 Ct Natural Black Onyx Fancy CabFeb 18, 202627.19 Ct Natural Multicolor Obsidian Pear CabFeb 23, 202616.70 Ct Natural Black Onyx Oval CabFeb 23, 202617.18 Ct Natural Black Onyx Fancy CutFeb 23, 202612.55 Ct Natural Obsidian Pear CabFeb 18, 202625.32 Ct Natural Obsidian Pear CabFeb 23, 202624.37 Ct Natural Zibra Jasper Fancy PairFeb 16, 202613.81 Ct Natural Black Onyx Drilled Fancy Pear DropFeb 23, 202621.16 Ct Natural Purple Amethyst Fancy Cab Pair5 days Left15.72 Ct Natural Black Onyx Trillion CutFeb 16, 20264.48 Ct Natural Black Onyx Pear Cut5 days LeftOBSIDIAN CABOCHON ROCK STONE LAPIDARY SPECIMEN1 day LeftNatural Black Star Sapphire 3.75 Ct. Oval Cabochon Shape 10.8 x 8.3 Mm Gemstone From Thailand2 days LeftNatural Black Star Sapphire 3.18 Ct. Oval Cabochon Shape 9 x 6.8 Mm Gemstone From Thailand2 days Left17.50 Ct Natural Snowflake Obsidian Pear CabFeb 23, 2026Natural Black Star Sapphire 3.59 Ct. Oval Cabochon Shape 11 x 8.7 Mm Gemstone From Thailand2 days Left 
