HUGE Natural Gem Australian Blue Sapphire 2.39 Ct OVAL Loose Gems 9 X 6 MM GEM QUALITY SAPPHIRE. This is a very old Sapphire that was removed from a piece of antique jewelry and I had this for many years. Selling off my entire inventory of gems. You will be more than satisfied with this stunning Sapphire. No reserve auction starts at $9.99