Verify a Diamond Grading Report | Diamond Quality
Share |

Verify Your AGS Laboratory Diamond Grading Report

Verify Your AGS Laboratories
Diamond Grading Report


Click the Verify Now button above to open the search box. Please enter your AGS number and the Carat Weight as shown on your AGS Laboratories' diamond grading report. Report Verification service is currently available for documents issued after January 1, 2001.

The AGS Laboratories' Report Verification enables you to check that the information on your diamond grading report matches the information stored in the AGS Laboratories' diamond report database. If you are not sure where these are located, click on the name of your diamond grading report to see a sample: Platinum Diamond Quality® DocumentDiamond Quality® DocumentDiamond Quality® CertificateDiamond Quality® ReportGold Diamond Quality® ReportDiamond Quality® Analysis, and Diamond Consultation™
A PDF version of the Diamond Quality® Document, the Platinum Diamond Quality® Document, and the Gold Diamond Quality® Report is available for documents issued after September 1, 2009, and for all other documents issued after April 1, 2010.

If your diamond grading report does not appear after entering these numbers, please retry your search, and make sure your browser's pop-up blockers are turned off. If you would like to confirm a different diamond grading report, or are having trouble with your AGS Laboratories' diamond grading report number, please email and a client service representative will contact you as soon as possible.  Please note our hours of operation are Monday through Friday from 8:00 a.m. to 3:45 p.m.



Have questions or comments? Contact AGS Laboratories.


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