Constance Le Marié
This certificate is proudly presented to
who participated in the 1-week Advanced Coloured Stone Course, which was held at the Swiss Gemmological Institute SSEF in Basel, Switzerland.
Pierre Lefèvre, MSc, DUG
Gemmologist
Dr. Michael S. Krzemnicki, FGA
Director SSEF
COURSE PARTICIPATION CERTIFICATE
Basel, 27/06/2025
The course consisted of the modules:
- Treatment detection of ruby and sapphire
- Origin determination of ruby
- Origin determination of sapphire
- Treatment detection and origin determination of emerald
- Origin determination of ruby
- Origin determination of sapphire
- Treatment detection and origin determination of emerald
ADVANCED COLOURED STONES
Issued to
Constance Le Marié
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Credential Verification
Issue date: June 20, 2025
ID: f6f34506-5ec7-42ca-992c-fddf9c5f7465
Issued by
SSEF
Description
No information provided for this award.