1 pcs 蓝色黄宝石 - 36.69 ct - 国际有色宝石协会（ICA GemLab） - London blue topaz

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Date 2025-11-08 PIN: 5312 REPORT# TH25G116684 GR-LU (P) ======================================================================== Species........................................................... Natural Topaz Variety............................................................. Blue Topaz Weight............................................................. 36.69 cts Dimensions .................................................. 20.29 x 19.80 x 12.38 mm Shape .............................................................. Triangular Cutting Style ............................................... Modified Brilliant / Modified Brilliant Transparency .............................................. Transparent Phenomena ................................................. None Color ................................................................ Blue Treatments ................................................... See Comments Comments: Known in the trade as "London blue topaz" Topaz is commonly heated or irradiated to improve or change the color. Color authenticity is currently undeterminable. ======================================================================

编号 99455812

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1 pcs 蓝色黄宝石 - 36.69 ct - 国际有色宝石协会（ICA GemLab） - London blue topaz

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Date 2025-11-08
PIN: 5312
REPORT# TH25G116684
GR-LU (P)

========================================================================

Species........................................................... Natural Topaz
Variety............................................................. Blue Topaz

Weight............................................................. 36.69 cts
Dimensions .................................................. 20.29 x 19.80 x 12.38 mm

Shape .............................................................. Triangular
Cutting Style ............................................... Modified Brilliant / Modified Brilliant
Transparency .............................................. Transparent

Phenomena ................................................. None
Color ................................................................ Blue
Treatments ................................................... See Comments

Comments: Known in the trade as "London blue topaz"
Topaz is commonly heated or irradiated to improve or change the color. Color authenticity
is currently undeterminable.

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