Posted in Diamond Grading Companies on December 1st, 2006 No Comments »
The American Gem Society was established in 1934. The founders were a group of independent jewelers and Robert M. Shipley who had founded the School of Gemology at the Gemological Institute of America (GIA). Its purpose was to establish an association that would set and adhere to the highest possible standards with unquestioned integrity. The […]
Posted in Diamond Grading Companies on November 29th, 2006 No Comments »
The International Gemological Institute (IGI) is another of the world wide institutes dedicated to both the grading of diamonds and the continuing education of jewelers. It was founded in Antwerp in 1975, and grew from an original staff of three to over 450 professionals spread over a world wide laboratory network that includes New York, […]
Posted in Diamond Grading Companies on November 28th, 2006 1 Comment »
Mr. Guy Margel founded the European Gemological Laboratory in Antwerp in 1973. Mr. Margel received his gemological training in the United States in the late 1960’s. He returned two years after the opening in Antwerp to open an American branch in New York, followed by another in Los Angeles in 1978. Currently the EGL is […]
Posted in Diamond Grading Companies on November 28th, 2006 1 Comment »
The Gemological Institute of America is the largest and perhaps most respected of the nonprofit Institutes that specialize in diamond grading, research, and education. It was founded in 1931; it has over 1,100 employees consisting of scientists, diamond graders, and educators. They are the publishers of an award winning quarterly journal, Gems & Gemology.
GIA is […]