Black Onyx 1PC Large 12x12 MM Round Faceted Black High-Quality Semi Precious Loose Gemstones

Black 12x12 MM Round Black Onyx Faceted Loose Gemstones for Birth month April Gem Cutters. Black Onyx High-Quality Opaque with Smooth Faceted Large Round for Birthsign Cancer. Semi Precious Dyed Loose Gemstones Approx Weight is in between 7-10 Carat.