No reserve price - 1 pcs Brown Sapphire - 1.46 ct - International Gemological Institute (IGI) - Blue brown sapphire #brown sapphire #corundum #earth tone gems #gemology #gemstones #igi certified #jewelry stones #natural sapphire
Grey Opal - 8.64 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - grayish brown+chips #antwerp laboratory #collector gem #earth tone gems #gemstone certification #gray opal #natural opal #opal gemstone #silica minerals
