Natural Bi-Color Sapphire with Sri Lanka Origin 24.45 ct GSI # 71852220106
Natural Bi-Color Sapphire with Sri Lanka Origin 27.99 ct GSI # 72816990101
Natural Bi-Color Sapphire with Sri Lanka Origin 5.74 ct GSI # 72883340101
Natural Bi-Color Sapphire with Sri Lanka Origin 5.85 ct GSI # 72883340102