Genuine 100% Natural Cabochon Lt. Blue Sapphire 3.67ct10.5x7.8x4.1mm Opaque Ceylon
Genuine 100% Natural Cabochon Lt. Blue Sapphire 3.67ct10.5x7.8x4.1mm Opaque Ceylon. Cabochon Lt. Blue Sapphire 3.67ct10.5x7.8x4.1mm Opaque Ceylon - Unheated & Untreated. Less than 1% of all Sapphires are untreated!