European Gemological Laboratory (USA)
- European Gemological Laboratory (USA)
The European Gemological Laboratory (USA) or EGL USA is an independent gemstone grading organization.[ [http://www.eglusa.com/about.html Background] European Gemological Laboratory (USA) website, accessed MArch 5, 2007] Originally the "EGL USA" was a part of the European EGL which was founded in 1974.]References
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