1 pcs Schweizisk blå Topas - 35.40 ct
Nr. 83538937
1 pcs [London] (Dybblå) [Fin farvekvalitet] Topas - 18.63 ct
Nr. 83538937
1 pcs [London] (Dybblå) [Fin farvekvalitet] Topas - 18.63 ct
Algt Colored Stone Identification Report # 52091294
Report Date: 16 January, 2024
============================================
Identification
Species .......................................................................................................... Natural Topaz
Variety .................................................................................................................. Blue Topaz
Description
Shape & Cutting Style ......................................................................... Oval, Mixed Cut
Measurements .................................................................... 19.66 X 14.87 X 8.98 Mm
Carat Weight ................................................................................................... 18.63 Carat
Color ....................................................................................................................... Deep Blue
Transparency .................................................................................................. Transparent
Additional Grading Characteristics
Trade Color Name ....................................................................................... London Blue
Color Quality Grade .......................................................................... Fine Color Quality
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.
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