Adriana Ometto
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, 1/11/2024
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
Adriana Ometto
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Credential Verification
Issue date: November 4, 2024
ID: 9e297bbc-83c1-4532-b1db-c56b358d8d41
Issued by
SSEF
Description
No information provided for this award.