![](https://assets.catawiki.com/image/cw_lot_card/plain/assets/catawiki/assets/2024/5/15/e/c/e/ece27c25-0770-4de0-be8c-e099b8c07014.jpg)
1 pcs 瑞士-蓝 黄宝石 - 31.95 ct
编号 84115263
编号 84115263
ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species .......................................................................................................... Natural Topaz
Variety .................................................................................................................. Blue Topaz
DESCRIPTION
Shape & Cutting Style ......................................................................... Oval, Mixed Cut
Measurements .................................................................. 21.59 x 15.02 x 12.93 mm
Carat Weight ................................................................................................... 33.27 Carat
Color ................................................................................................................................... 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.
07 May, 2024
41826640