The International Gold & Precious Metal Association provides education and analytical support for commodities and collectibles. Established in 1992, IGPMA is the world’s foremost authority on diamonds, colored stones, and pearls. A public benefit, nonprofit institute, IGPMA is the leading source of knowledge, standards, and education in gems and jewelry. Students around the globe turn to IGPMA for the knowledge, skills, and credentials that launch successful gem and jewelry careers. 

IGPMA is one of the world leaders in gemological research, IGPMA breakthrough discoveries deepen our understanding of gemstones and the world.

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Through research, education, and unbiased gem grading and analysis, IGPMA strives to protect the gem and jewelry buying public by setting global quality standards. IGPMA is the world’s most trusted name in diamond grading and gem identification. With objectivity and expertise as its hallmarks, IGPMA ensures the integrity and accuracy of every report it issues. IGPMA tests every material submitted to determine whether it is natural or not, and discloses any treatments discovered during our examination. Houses have deeds. Vehicles have titles and registrations. It only makes sense that you have similar documentation for something as precious as a gem purchase.