International Colored Gemstone Association (ICA) expressed its sadness upon the sad demise of its member- a world renowned Graduate Gemologist - Mr. Jerry Gerald Sisk.

Mr. Sisk was remembered for his important and immense contribution to the gemology industry and to ICA. He had actively participated and shared his viewpoints in the Gemstone Industry and Laboratory Conference (known as GILC) organized by ICA. Mr. Sisk was also renowned for co-founding the Jewelry Television (JTV). Mr. Sisk was a past president of the Knoxville Opera Company and a former board member of the Knoxville Symphony, a former member of the West Knox and Farragut Rotary Clubs, as well as a Paul Harris Fellow.

Mr. Sisk was expected to be seen in the GILC Tucson meet in the coming February.