Species .......................................................................................................... Natural Topaz Variety .................................................................................................................. Blue Topaz Shape & Cutting Style ......................................................................... Oval, Mixed Cut Measurements .................................................................. 23.61 x 18.89 x 15.60 mm Carat Weight ................................................................................................... 53.45 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. 01 December, 2025 43142672