Grading Report Turnaround Times
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Below is the current estimated grading turnaround time. The turnaround time is calculated from the next business day after AGS Laboratories receives the item, to the date results are made available to the client. Additional services and transit times are not factored into this estimate.

Location  Turnaround Time
Las Vegas A Week


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