沒有保留價 - 1 pcs 藍色, 紫羅蘭色 坦桑石 - 1.39 ct - 國際寶石學院（International Gemological Institute (IGI)） - 8×6mm 椭圆形切割坦桑石

Natural Tanzanite with IGI Report

IGI Report Number : 828677838
IGI Report Date : Aug 31, 2026

IDENTIFICATION
Species ------------- Natural Zoisite
Variety ------------- Tanzanite

DESCRIPTION
Shape and Cutting Style ------------- Oval, Mixed Cut
Weight ------------- 1.39 Ct
Size ------------- 8.55 x 6.64 x 3.77 mm
Color ------------- Bluish Violet
Transparency ------------- Transparent

Comments :

Tanzanites are commonly enhanced by heat, indicative evidence is typically lacking.
Indications of clarity enhancement.
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