SpletGemological Institute of America (GIA) The largest and most trusted gemological laboratory, the GIA diamond grading standards for the Four Cs have become the internationally accepted standard. Their grading is highly consistent and reliable. You can trust their grades and high standards. SpletIGI Diamond Reports give an accurate assessment of a diamond's cut, color, clarity and carat weight according to strict international standards. Offered in different formats to serve consumer needs across diverse worldwide markets, every report is issued according to the strict international standards and security features for which IGI is known.

What’s The Difference Between GIA, AGS, EGL & IGI Labs?

http://www.sglverification.com/ SpletU.S. Gemological Identification Laboratories. 2,924 likes · 3 talking about this. U.S. Gemological Identification Laboratories identify and provide certified precious, non-precious, things to make with 3d printer at home

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SpletEGL enables you to double check the findings of your diamond’s report online. Any diamond trader or consumer with an EGL Certificate can access secured information on their diamonds (carat weight, clarity and color grading, proportions, finish, etc.) to verify that the online data stored on EGL’s data base matches the data on their EGL Certificate. SpletOverview Gemological Laboratoy of America has a rating of 3.25 stars from 8 reviews, indicating that most customers are generally satisfied with their purchases. Gemological … Splet18. feb. 2024 · The gemological tests for the samples were conducted at the Gemological Research Laboratory of the China University of Geosciences (Beijing). All the samples were investigated with a refractometer, polariscope, diffraction grating spectroscope, long-wave (365 nm) and short-wave (254 nm) UV lamp, and an apparatus for hydrostatic weighing … sale of beneficial interest in trust