瑞士-【深藍色】 黃玉 - 24.16 ct

Algt Colored Stone Report # 00390819
Report Date: 19 March, 2024
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Identification

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

Description

Shape & Cutting Style ............................................... Oval, Mixed Cut
Measurements ......................................... 18.93 x 14.38 x 10.81 mm
Carat Weight ........................................................................... 24.16 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.