Pakistan Gems and Jewellery Development Company (PGJDC) has organised a two-week gemstone identification and grading course at its Gems and Jewellery Training and Manufacturing Centre (GJTFMC) in ...
ISLAMABAD: Pakistan Gems and Jewellery Development Company (PGJDC) has established five full-fledged and well-equipped gem identification labs in different cities, to provide facilities of gemstone ...
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