10.27 ct Oval Blue Sapphire, GRS, Thailand Unheated

10.27 ct Blue Sapphire, oval cut, from Thailand. Treatment: Unheated. GRS report GRS2023-050812. Measurements: 15.69 × 10.56 × 6.87 mm. Our grading: gem quality vivid (royal) blue. Held in our Toronto inventory.