Manama, Jan. 7 (BNA): The Bahrain Institute for Pearls and Gemstones (DANAT) has opened registration for the internationally recognised Gem-A Foundation Certificate in Gemmology, accredited by the Gemmological Association of Great Britain (Gem-A), with the programme set to commence in February.    As the world’s oldest gemmology education body, Gem-A has trained generations of gemmologists across the globe for over a century. Its Foundation Certificate is widely regarded as a...