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Associate Member
Business Categories
Michael Krzemnicki
Director
Swiss Gemmological Institute SSEF
Contact information may be available to logged in members.
Professional Bio
Pearl Age Dating, Origin determination, Treatment detection, Gemmological courses, Gemmological products, Gemstone research, Gemstone traceability
Company/Business
Swiss Gemmological Institute SSEF
Swiss Gemmological Institute SSEF
Associate Member
Business Categories
Gemological Laboratory