Algt Colored Stone Report # 17902113 Report Date: 16 January, 2024 ============================================ Identification Species .................................................................................. Natural Topaz Variety ......................................................................................... Blue Topaz Description Shape & Cutting Style ............................................... Oval, Mixed Cut Measurements ......................................... 19.27 x 15.57 x 12.00 mm Carat Weight ........................................................................... 30.81 Carat Color .......................................................................................... Intense Blue Transparency ......................................................................... Transparent Additional Grading Characteristics Trade Color Name ................................................................... Swiss Blue Comments Blue topaz is commonly enhanced by irradiation and/or heating to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not.