Ohne mindestpreis - 1 pcs Blau Topas - 28.06 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Swiss Blue

ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species .......................................................................................................... Natural Topaz
Variety .................................................................................................................. Blue Topaz
DESCRIPTION
Shape & Cutting Style ................................................................... Pear, Concave Cut
Measurements .................................................................. 21.31 x 16.48 x 12.46 mm
Carat Weight ................................................................................................... 28.06 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.
19 June, 2026
65587175