• Graduate Gemologist, GG (1981)
  • Master Gemologist Appraiser, ASA (1983)
  • Senior Gems and Jewelry Appraiser, NAJA (1988)
  • Accredited Senior Gemologist, AGA (1990)
  • Accredited Senior Appraiser, ASA (1990)
  • Fellow of Gemological Association of Great Britain, FGA (1997)
  • Diamond member of Gemological Association of Great Britain, DGA (1998)
  • Certified Insurance Appraiser, CIA (2004)


Cortney Balzan's many accomplishments include:

  • In 1992, he helped coordinate GIA's first Advanced Diamond and Colored Stone Grading Course.
  • He was the first to introduce Yehuda clarity enhanced diamonds to the industry for educational studies nationwide and with GIA.
  • He coordinated many educational conferences throughout the United States on important gemological/valuation topics as Regional Governor, Historian, Vice President, and two terms as International President of the Accredited Gemological Association (AGA).
  • For three (3) consecutive years, he was named WHO's WHO in the U.S. Diamond Education World by De Beers U.S. Liaison.