19.38 Carat Blue SRI LANKAN Cushion Sapphire GRS

This 19.38 carat sapphire features a cushion cut and derives from Sri Lankan sources. The stone exhibits blue coloration and has undergone heat treatment, a standard practice in sapphire processing that enhances color stability. It is certified by GRS (Gemresearch Swisslab) and is offered as a loose stone, allowing flexibility for setting into jewelry.