沒有保留價 - 1 pcs 紫羅蘭色 坦桑石 - 2.80 ct - 國際寶石學院（International Gemological Institute (IGI)） - 9毫米圆形切割坦桑石

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Natural Tanzanite with IGI Report

IGI Report Number : 752533123

Species ------------- Natural Zoisite
Variety ------------- Tanzanite
Shape and Cutting Style ------------- Round Mixed Cut
Weight ------------- 2.80 Ct
Size ------------- 8.98 - 9.07 x 5.65 mm
Color ------------- Violet
Treatment ------------- Indications of heating
Transparency ------------- Transparent

Comments :
Tanzanite are Commonly enhanced by heat, indicative
evidence is typically lacking.

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All photos are magnifications, taken with a macro lens with the proper exposure, and are meant to honestly and correctly show any imperfections in the stone.

Needless to say, these are much less visible to the naked eye.

Please examine the photos carefully before biding.