Thailand names gem industry leader as ICA ambassador
Thailand appoints a gem industry leader as ICA ambassador, boosting colored gemstone...
Thailand names gem industry leader as ICA ambassador
T he International Colored Gemstone Association (ICA) unites over 500 industry leaders across 47 countries to standardize colored gemstone trade practices. The International Colored Gemstone Association (ICA) has quietly shaped the global trade of colored gemstones for nearly four...
decades, yet its impact remains largely unrecognized outside industry circles. Established in 1984, the nonprofit now unites over 500 industry leaders—miners, cutters, retailers, laboratories, and educators—spread across 47 countries. Their mission centers on standardizing trade practices and increasing recognition for...







