Toutes les enchères / Bijouterie & Joaillerie / No reserve price - 1 pcs Blue Topaz - 39.77 ct - Antwerp...
15mDE
No reserve price - 1 pcs Blue Topaz - 39.77 ct - Antwerp...
ALGT COLORED STONE IDENTIFICATION REPORT IDENTIFICATION Species Natural Topaz Variety Blue Topaz DESCRIPTION Shape & Cutting Style Oval, Concave Cut Measurements 25.02 x 18.00 x 12.36 mm Carat Weight 39.77 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. 25 September, 2026 32749829
Estimation:€650
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Estimation:
€650
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