The American Gem Society (AGS) has launched a new credential, the Advanced Certified Gemologist Appraiser (ACGA) in response to changes in gemological standards, valuation practices and professional requirements.
The ACGA credential is an additional qualification for professionals engaged in jewelry appraisal, combining gemological knowledge with appraisal methodology and compliance standards.
Credential Requirements and Structure
To qualify for the ACGA designation, applicants must meet a series of criteria related to experience, education and ongoing professional standards. These include maintaining the Certified Gemologist Appraiser (CGA) credential with an AGS member business for at least three years and demonstrating practical appraisal experience within the jewelry sector.
Candidates must also complete the Uniform Standards of Professional Appraisal Practice (USPAP) 15-hour Personal Property course and maintain compliance through regular refresher courses. Additional requirements include operating an Accredited Gem Lab (AGL) that passes an annual audit, adherence to AGS ethical standards and successful completion of the organization’s annual recertification exam.
Wade Abel, Director of Education and Gemology at AGS, said, “The ACGA is the result of a member-informed evolution of our advanced appraisal credentialing. It positions AGS appraisers with one of the newest and most advanced credentials in the industry.”
Alignment With Industry Standards
The introduction of the ACGA reflects broader developments in the appraisal segment of the jewelry industry, where standardized methodologies and documented qualifications are increasingly emphasized. The inclusion of USPAP coursework aligns the credential with widely recognized appraisal standards in the United States, which are often required for insurance, estate and legal purposes.
The requirement to maintain an Accredited Gem Lab and undergo annual audits reflects increased focus on grading consistency and documentation accuracy in appraisal practices.
Implications for Retailers and Appraisers
For retail jewelers offering appraisal services, the ACGA credential introduces an additional benchmark for staff qualifications. It may influence how appraisal services are presented to clients, particularly in cases involving insurance documentation, estate planning or resale valuation.
The structured requirements may also affect training and operational investment, particularly for businesses that need to maintain accredited lab facilities and ensure staff complete ongoing education and compliance measures.
AGS stated it will provide ACGA credential holders with promotional materials, including website content, communication tools and branded assets such as certificates and pins, to support integration of the new designation into business operations.
Members interested in pursuing the ACGA credential are advised to contact the AGS education department for further information at education@ags.org


