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Major names in the world of gemmology, including the Asian Gemmological Institute and Laboratory Ltd (AGIL), DANAT (Bahrain Institute for Pearls & Gemstones), Gemological Institute of America, GRS Lab (Hong Kong) Ltd, Gübelin Gem Lab Ltd, Guild Gem Laboratories, ICA GemLab Ltd, Swiss Gemmological Institute SSEF and ACODES, are presenting their latest innovations and research studies at the Gemmological Laboratories Zone of the June Fair.