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What is the International Colored Gemstone Association?
The International Colored Gemstone Association (ICA), a non-profit organization, is the only worldwide body specifically created to benefit the...
In Color 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...
Amethyst. Its colour is as unique as it is seductive, though in fact this gemstone of all gemstones is said to protect its wearer against seduction.
Hong Kong International Diamond, Gem & Pearl Show, March 2018
Hong Kong International Diamond, Gem & Pearl Show
Fura Gems to...
Construction of a...
Omi Privé Wins...
2018 AGA Tucson...
The Future Is......
Why rubies owe...
Blue Diamond Sells...
October’s Opalescence by Debbie Yonick Bursting with life and vitality, the dazzling, hypnotic play-of-color that is opal inspires its moniker,...
Crystal Clear The illuminating powers of rock crystal quartz. By Carol Besler In ancient times, clear quartz, which is called rock crystal, was used...
Calming Chalcedony The loveliest of blue quartz gems is a talisman for public speakers and makes a fashionable jewel. by Carol Besler Chalcedony is...
Emerald: the springtime gem The vibrant green of emerald symbolizes renewal and fresh beginnings. It’s the perfect birthstone for May. By Carol...
What is the International Colored Gemstone...
The International Colored Gemstone Association (ICA), a non-profit organization, is the only...
The ICA's Board of Directors comprise an international array of distinguished gem professionals...
The gemstone professionals that participate in ICA's committees share their business acumen and...
Having members in more than 47 countries, the ICA strives to keep its international community...
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