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Asian Institute of Gemological Sciences
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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.
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Jewelry Trade Center (JTC)
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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.
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