Connections: Marc Altman, CGA

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Bryan C. Aderhold, CG
Nash James Enterprises LLC 
Last Updated: 11/25/2018
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Lavida R. Allen, CG
Buddy Bear Jeweler, Inc. 
Last Updated: 9/10/2018
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Karen Allison, CSA
Bromberg & Company, Inc. 
Last Updated: 9/4/2018
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B and E Jewelers
B and E Jewelers 
Last Updated: 9/14/2018
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John Anthony Jr., CGA
John Anthony Jewelers 
Last Updated: 10/8/2018
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Nobil Ayad, RJ
Bay Jewelers 
Last Updated: 10/17/2018
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Susan A. Barnett, CGA
Tapper's Diamonds & Fine Jewelry 
Last Updated: 10/17/2018
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Buddy Bear Jeweler, Inc.
Buddy Bear Jeweler, Inc. 
Last Updated: 12/3/2018
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Neil Beaty, ICGA
American Gem Registry, LLC 
Last Updated: 9/19/2018
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Tyler Bennet
American Gem Society 
Last Updated: 5/25/2018
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Caroline W. Berrettini, CGA
New England Gem Laboratory 
Last Updated: 9/24/2018
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Katherine Bodoh, RJ
American Gem Society 
Last Updated: 10/25/2018
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Evert P. Botha, RS
Embee Diamond Technologies, Inc. 
Last Updated: 9/24/2018
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Lisa Bridge, CG
Ben Bridge Jeweler 
Last Updated: 10/17/2018
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Janice Brooks
American Gem Society 
Last Updated: 7/19/2018
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Kevin Bush
American Gem Society 
Last Updated: 9/7/2018
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Cathy Calhoun, CGA
Calhoun Jewelers 
Last Updated: 10/1/2018
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Joseph C. Caparo Jr., CGA
Caparo Jewelers 
Last Updated: 8/30/2018
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John L. Carter, CGA
Jack Lewis Jewelers 
Last Updated: 8/30/2018
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Angela Cisneros, CG
K.Jons Diamonds & Gems 
Last Updated: 12/10/2018
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Michael Cornell, CGA
Cornell's Jewelers 
Last Updated: 10/1/2018
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Helen Cross, CGA
Pieter Andries Jewelers 
Last Updated: 9/10/2018
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Matthew Dadey
American Gem Society 
Last Updated: 11/5/2018
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Jeff E. Fields, CGA
Peck's Jewelers 
Last Updated: 10/17/2018
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Karen N. Fitzpatrick, CGA
Harris Jewelers & Gemologists 
Last Updated: 9 hours ago
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Mission Statement

The American Gem Society (AGS) is a nonprofit trade association of fine jewelry professionals dedicated to setting, maintaining and promoting the highest standards of ethical conduct and professional behavior through education, accreditation, recertification of its membership, gemological standards, and gemological research.

The Society is committed to providing educational products to inform and protect the consumer and to contributing to the betterment of the trade by creating industry standards to protect the jewelry-buying public and the fine jewelry industry as a whole.

AGS Laboratories, founded to support the AGS mission, is a nonprofit diamond grading laboratory with a mission of consumer protection. Adhering to the AGS Diamond Grading Standards, AGS Laboratories is dedicated to offering diamond grading reports that provide consistency and accuracy based on science.

American Gem Society

8881 W. Sahara Ave. Las Vegas, NV 89117

info@ags.org (866) 805-6500