ABOUT US
- ABOUT US
Since 2005
CEM RESERCH CENTER
YOUR GEMS QUALITY ASSURANCE DEFENDER
ABOUT
GRC
GRC(Gem Research Center) is an independent gemological research laboratory specializing in determining the Grading and Idetification of, and providing the reports for, diamond,colored gems (particularly ruby,sapphire, and emerald) as well as organic gems including pearls.
2017 / since
Entry to China
70+ / expand
Domestic Pavilions
170+ / detect
Gemstone Species
en en
Services
- Services -
IDENTIFTCATION
Characterisation of the gemstone to be tested through a variety of testing techniques to determine
whether it is natural or synthetic
whether it is natural or synthetic
whether it has been improved by manual methods
.CRADING.
The report not only covering the gemstone authenticity.lt canalso additionally provide:
Enhancement Geographical Origin
Special Effect Color Rating
Quality Grade [Pear]
- REPORT VERIFICATION
Submitting your Report
To authenticate your GRC Gemmological report onlint
Details