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What is the ICA

The International Colored Gemstone Association (ICA), a non-profit organization, is the only worldwide body specifically created to benefit the...
InColor Magazine

InColor magazine is the ICA's quarterly publication, all about colored gemstones. A must read for anyone in the gemstone and jewelry industry, as...
2019 ICA Congress, Bangkok, Thailand

The International Colored Gemstone Association is proud to announce its next Congress, to be held in Bangkok, Thailand. "Ruby: Eternal Love" is the...
Sept. Hong Kong Jewellery & Gem Fair 2019

Sept. Hong Kong Jewellery & Gem Fair 2019
GJX Show, Tucson 2020

ICA Pavilion at the GJX Show, Tucson AZ 2020 .
Hong Kong International Diamond, Gem & Pearl Show 2020

ICA Pavilion at the Hong Kong International Diamond, Gem & Pearl Show 2020 .

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ICA 2019 Congress, Bangkok Thailand

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