Peter D. Indorf, GG, VCGA, ASGR
Education and Professional Qualifications:
Bryant College, 1980 Management Studies
Dale Carnegie Course, 1974
Dale Carnegie Management Seminar, 1976
University of Maine, Antique Jewelry Seminar, 1975
Gemological Institute of America, GIA
Jewelry Design Course, 1979
Colored Gemstone Grading, 1985
Graduate Gemologist Degree, Awarded GG, 1987
Advanced Diamond Clarity Grading, 2011
Field Gemology, 2011
Identifying Glass Fillings and Healed Fissures in Corundum, 2015
Identifying Heat Treatment of Corundum, 2015
Emeralds: Country of Origin Determination, 201
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Identifying Laboratory Grown Diamonds, 2019
American Gem Society, AGS
AGS Registered Jeweler title, Awarded RJ, 1982 - 2016
Certified Gemologist Title, Awarded CG, 1986 - 1987
Certified Gemologist Appraiser Title, Awarded CGA, 1987 - 2016
AGS Accredited Gem Lab, 1987 - 2016
Presenter at Phoenix Conclave 2001, The Internet and the Single Store Independent
Passed Color Vision Testing, 2015
Presenter at the Washington DC Conclave 2015, Custom Jewelry Seminar
Vintage Certified Gemologist Appraiser, 2016 -2024
American Gem Society Conclave, Seattle, 2019
American Gem Society - Certificate of Achievement 2018 -2019
Yale University, Taught a college seminar on Gems and Gem Materials with Catherine Skinner, 1985
International Society of Appraisers, ISA Core Courses 100 & 101 Appraisal Principles, 1995 to present
Jewelers of America, Certified Management Professional, 2002
Gemvision Training, Certificate of Completion, 2015
Accredited Gemologists Association, Accredited Senior Gemologist Retired ASGR, 2017 - Present
Cultured Pearl Association - Pearls as One - Certified Pearl Specialist, August 2018
Association for the Study of Jewelry & Related Arts, 2019 to present
Jewelry History Series, Miami Beach, 2019, 2020
Jean Schlumberger ~ Drawn to Beauty, St. Petersburg Museum of Art, 2019
Member of National Association of Jewelry Appraisers (NAJA) Jan 7, 2023 - Present
Attended NAJA 60th Annual Ace It Educational Conference in Providence, RI, August 12 -13, 2023
Color Vision Testing NAJA Providence, RI, August 13,2023
Member of the American Gem Trade Association
Attended the NAJA 61st Ace It Educational Conference in Tucson, AZ, January 28 - 29, 2024
International School of Gemology - Introduction to Watches - January 12, 2024
International School of Gemology - Pearls - January 26, 2024
International School of Gemology - Diamonds - April 24, 2024
Attended the International School of Gemology 4 day Comprehensive Gem Identification, June 11-14, 2024 in Helotes, TX
International School of Gemology - Gemology Tools and Techniques - July 29,
International School of Gemology - Created and Treated Gems - October 13, 2024
Attended the NAJA 63st Ace It Educational Conference in Tucson, AZ, February 1- 2, 2025
International School of Gemology - Personal Property Appraisal - February 21, 2025
International School of Gemology - Awarded the title - Register Gemologist Appraiser (RGA) March 2025
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