The IGE (Instituto Gemológico Español / Spanish Gemological Institute),
which is the main gemological institution in Spain, has in its
laboratory of analysis and certification a Motic GM168.
The model GM168 is a stereomicroscope designed especially for gemology application such as: inspection of gems, detection of imperfections and evaluation of purity.
The IGE also offers the possibility of visiting their facilities to try it personally.
Visit IGE's Website
www.motic.com