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Toutes les enchères / Bijouterie & Joaillerie / 9 pcs Blue
3h 7mDE
9 pcs Blue
ALGT COLORED STONE IDENTIFICATION REPORT IDENTIFICATION Species Natural Zoisite Variety Tanzanite DESCRIPTION Shape & Cutting Style Oval, Mixed Cut Total Carat Weight 3.71 Carat Color Purplish Blue Transparency Transparent ADDITIONAL GRADING CHARACTERISTICS Origin Tanzania Origin determination is an expert opinion based on microscopic examination, spectroscopic features and chemical trace element analysis. COMMENTS Total 9 stones. Average carat weight: 0.41 ct. Tanzanite is commonly heated at low temperature to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not. 24 July, 2026 74677967
Estimation:€275
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Estimation:
€275
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