编号 100406754

没有保留价 - 1 pcs 蓝色 黄宝石 - 29.08 ct - 安特卫普宝石检测实验室(ALGT) - 天蓝色
编号 100406754

没有保留价 - 1 pcs 蓝色 黄宝石 - 29.08 ct - 安特卫普宝石检测实验室(ALGT) - 天蓝色
ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species .......................................................................................................... Natural Topaz
Variety .................................................................................................................. Blue Topaz
DESCRIPTION
Shape & Cutting Style ......................................................................... Oval, Mixed Cut
Measurements .................................................................... 24.13 x 15.90 x 8.13 mm
Carat Weight ................................................................................................... 29.08 Carat
Color ................................................................................................................................... Blue
Transparency .................................................................................................. Transparent
ADDITIONAL GRADING CHARACTERISTICS
Trade Color Name ................................................................................................ Sky 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.
18 November, 2025
98747287
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