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 ...
Pakistan Gems and Jewellery Development Company (PGJDC) has arranged a training course on Gemstone Identification and Grading at the Gem Exchange, Namak Mandi, in Peshawar on Tuesday. This two-week ...
Identifying gemstones is not a trivial task. While properties such as color and transparency can help with identification, gemstones such as rubies, spinels, and garnets can be difficult to ...
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