Websites targeting keyword the school of gemological sciences

1 websites are using keyword the school of gemological sciences in their content.

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SGS - The School of Gemological Sciences / Gem laboratory

http://portalrankings.com/info/sgs.ac.th

School for excellence of an experience in teaching of gemological sciences for more than 20 years. SGS has accreditation and is a certified school from Ministry of Education, using the most up-to-date equipment, standardized tools and information for the students. SGS offers also gem laboratory services to the public: issuance report of colored stone(ruby & sapphire), diamond, pearl and all kinds of gemstone.