Gemological Institute of America

Gemological Institute of America

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An independent non-profit organisation, GIA is recognised as the world's foremost authority in gemmology. Established in 1931, GIA has translated its expert knowledge into the most respected gemmological education available. GIA's London Campus, a UK Registered Charity, is part of the network of global campuses.

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  • Contact Information

    Gemological Institute of America
    104 Great Russell Street London WC1B 3LA United Kingdom
    +44 2078134321  (p)
    +44 2078134331  (f)


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