Asian Institute of Gemological Sciences
The Asian Institute of Gemological Sciences was founded in 1978 as South East Asia’s first educational facility devoted exclusively to the study of gemology.

Tag : Gemology School Gem School Gem Report Lab Report Gem Laboratory
Jewelry Trade Center (JTC)
Welcome to the Jewelry Trade Center (JTC), Baan Silom and Silom Galleria 3-in-1 website; your combined online access to information, companies, shops, boutiques and facilities of all 3 premises. We bring you the best that all 3 venues and its tenants/guests have to offer.

Tag : Jewelry Trade Center (JTC) JTC GemStone