Simply a gorgeous, lab-certified unheated, Ceylon blue sapphire hailing from the gem fields of Lellopitiya, cut and polished in Ratnapura, Sri Lanka. Beautiful, imposing stone, well-cut for large appearance, with a face of a 6 carats stone,  and with a gorgeous, medium-dark, slightly greenish-blue color. And a rare flawless clarity. If you're looking for a flawless blue sapphire of considerable size, look no further. Simply awesome. Certified unheated by the "Tokyo Gem Laboratory" TGL, Bangkok.