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Topic :
Describing Colours in Gems
Date :
2025/03/04 - 2025/03/04
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- Happy New Year (2025/01/24)
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The Gemmological Association
of Hong Kong Ltd
P.O. Box 97711, Tsim Sha Tsui,
Kowloon, Hong Kong
Tel. (852) 2366-6006 / Fax. : (852) 2153-9673
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info@gahk.org
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