1 pcs Mélykék Kereskedelmi színnév London Blue Topáz - 27.11 ct

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