20.8ct Oval Cabochon Deep Black Onyx Gemstone
Similar Upcoming Sales
Loose Diamond - OVAL 16.37ct Black VS25 days LeftLoose Diamond - OVAL 16.37ct Fancy Black VS24 days LeftLoose Diamond - OVAL 3.31ct Black VVS2Mar 20, 2026Loose Diamond - OVAL 2.59ct Black VVS26 days LeftLoose Diamond - OVAL 2.7ct Fancy Dark Black VS1Mar 20, 202625.56ct Natural Deep Red Ruby, Oval Cabochon, Translucent, MadagascarMar 27, 2026Natural Black Diamond Round Shape 3.14Ct 10x5.3 mvMar 28, 20267.80ct Natural Black Star Sapphire, Oval, OpaqueMar 27, 20266.27 ct Trillion Cabochon Midnight Starry Night Black Opal GemstoneMar 18, 202623.7ct Oval Cabochon Black with Blue Sparkle Nuummite GemstoneMar 25, 202610.9ct Oval Cabochon Blue Sparkle Black Nuummite GemstoneMar 25, 20265.49 ct Natural Black Star Diopside, Oval Cabochon, Opaque, IndiaApr 03, 2026Black Onyx Cushion Cabochon GemstoneMar 30, 2026Natural Blue Sapphire 6.15 Ct. Oval Cabochon Shape 10.1 x 8.6 Mm Gemstone From MadagascarMar 29, 2026Natural Blue Sapphire 10.91 Ct. Oval Cabochon Shape 13.5 x 10.4 Mm Gemstone From MadagascarMar 29, 2026Natural Blue Sapphire 4.14 Ct. Oval Cabochon Shape 8.4 x 8 Mm Gemstone from MadagascarMar 22, 2026 
