Welcome to ICA Members Site

The International Colored Gemstone Association, headquartered in New York City and operating an additional "GemBureau" in Idar-Oberstein, is the nonprofit trade association that represents the international colored gemstone industry, an extremely important and influential segment of the jewelry business. ICA has over 500 members in 46 countries worldwide.

To be considered for membership in the ICA, an individual must have had a primary business in the colored gemstone industry as a wholesale dealer, cutter, or miner for at least two years.

Associate membership, is open to gemologists who are not involved in retail sales, representatives of national associations or government agencies, or museum curators. An organization, rather than an individual, may apply to become an Associate Member.
If you want to become a Member, please use our online Application

ICA Creates Junior Membership Category!

If you are a Member and want to be listed on this page, please sign up here.
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