Designed specifically for industry professionals, the masterclass focused on practical and market-relevant gemological ...

LONDON, ENGLAND - OCTOBER 22: A rare ruby and diamond necklace and ruby earings from the 19th Century are displayed at Sotheby's in London. (Photo by Peter Macdiarmid/Getty Images) A teacher I had at ...

Pakistan Gems and Jewellery Development Company (PGJDC) has organised a training course on gemstone identification at its Gem Exchange at Namak Mandi, Peshawar. Ilyas Ali Shah, a PGJDC geologist, is ...

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 ...

Synthetic gem-crystals are available since the late 1800s and their production processes were more and more refined. Later, starting in the 1950s, diamond was available via different types of ...