3.04 Carat Blue Madagascar Cushion Sapphire CD

This 3.04 carat sapphire is cut in a cushion shape and displays blue coloration. The stone originates from Sri Lanka and has undergone heat treatment, a standard practice in sapphire gemology that improves color and clarity. It is offered as a loose stone without a setting. The listing references certification through Leibish & Co., a noted sapphire supplier.