Natural Blue Sapphire with Sri Lanka Origin 12.15 ct GSI # 71414030102
Natural Blue Sapphire with Sri Lanka Origin 14.10 ct GSI # 72793180105
Natural Blue Sapphire with Sri Lanka Origin 15.09 ct GSI # 71414030103
Natural Blue Sapphire with Sri Lanka Origin 7.54 ct GSI # 70068410101