3.31 ct Round Blue Sapphire, GRS, Thailand

3.31 ct Blue Sapphire, round cut, from Thailand. Treatment: Unheat (GRS report notes: Origin Inconclusive). GRS report GRS2021-094524 (11 Dec 2021); AGL# 809061. Measurements: 8.33 × 8.19 × 5.22 mm. Our grading: fine quality royal blue. Held in our Toronto inventory.