Algt Colored Stone Report # 78227962 Report Date: 01 February, 2024 ============================================ Identification Species .................................................................................. Natural Topaz Variety ......................................................................................... Blue Topaz Description Shape & Cutting Style .......................... Round Brilliant, Mixed Cut Measurements1 ....................................... 19.15 - 19.50 X 11.59 Mm Measurements2 ....................................... 18.79 - 19.37 X 18.78 Mm Total Carat Weight ............................................................... 71.76 Carat Color .......................................................................................... Intense Blue Transparency ......................................................................... Transparent Additional Grading Characteristics Trade Color Name ................................................................... Swiss Blue Comments Total 2 Stones. Carat Weight Each Stone: 37.96 Ct. & 33.79 Ct. 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. ============================================