Laboratories
Laboratories
Gemmological Institute of India
Gemological Institue of America
GIA Gem Trade Laboratory Reports are regarded throughout the gem and jewelry industry worldwide as the hallmark of integrity, reliability, and consistency in gemological services and research. The Laboratory has literally set the industry standard for dia ...
Gemological Institute of America
www.gia.edu/gemtradelab/66/section_main_page.cfmGIA Gem Trade Laboratory Reports are regarded throughout the gem and jewelry industry worldwide as the hallmark of integrity, reliability, and consistency in gemological services and research. The Laboratory has literally set the industry standard for dia ...
Gemological Institute of America, Hong Kong
GIA Gem Trade Laboratory Reports are regarded throughout the gem and jewelry industry worldwide as the hallmark of integrity, reliability, and consistency in gemological services and research. The Laboratory has literally set the industry standard for dia ...
Gemological Institute of America, Italy
GIA Gem Trade Laboratory Reports are regarded throughout the gem and jewelry industry worldwide as the hallmark of integrity, reliability, and consistency in gemological services and research. The Laboratory has literally set the industry standard for dia ...
Gemological Institute of America, Japan
www.giajpn.gr.jpGIA Gem Trade Laboratory Reports are regarded throughout the gem and jewelry industry worldwide as the hallmark of integrity, reliability, and consistency in gemological services and research. The Laboratory has literally set the industry standard for dia ...
GS Laboratories of America, Inc. (GSL)
gslabsusa.comGS Laboratories of America, Inc. (GSL) is an independent gemological laboratory providing diamond certification, gem testing and jewelry certification services. GSL is a subsidiary of Gem Scan International, Canada's largest and most utilized gemological ...
Gubelin Gem Lab
The Gubelin Lab is one of the most famous in the world. Offering diamond and colored diamond reports using the GIA scale. The lab is most well known for it origin reports on colored stones.