ALGT COLORED STONE IDENTIFICATION REPORT IDENTIFICATION Species .......................................................................................................... Natural Topaz Variety .................................................................................................................. Blue Topaz DESCRIPTION Shape & Cutting Style .................................................................. Triangle, Mixed Cut Measurements .................................................................. 18.40 x 18.38 x 12.05 mm Carat Weight ................................................................................................... 27.11 Carat Color ....................................................................................................................... Deep Blue Transparency .................................................................................................. Transparent ADDITIONAL GRADING CHARACTERISTICS Trade Color Name ....................................................................................... London 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. 31 May, 2024 72410611