One of the most prestigious credentials in the industry, the GIA Graduate Gemologist® program gives you the comprehensive knowledge of diamonds and colored stones you need to succeed anywhere in the jewelry business. You’ll gain both technical expertise and practical skills to evaluate gemstones by the 4Cs (color, clarity, cut, and carat weight), the International Diamond Grading System™, and the Colored Stone Grading System.
Here are some of the topics covered in the Graduate Gemologist® diploma program.
Judge and grade diamonds by the 4Cs and color.
Learn the characteristics of colored stones, with a focus on ruby, sapphire, and emerald.
Identify more than 60 species of gemstones, distinguish natural from laboratory-grown gems, and detect gem treatments.
Learn diamond identification and grading skills GIA graders use.
Identify gemstones that have been laboratory-grown, treated or are imitations.
Understand how market factors and the supply chain affect value.
SELECT A CAMPUS AND LEARN MORE
Immerse yourself in the world of gems and jewelry and earn your Graduate Gemologist® diploma by studying at a GIA campus. This transformative program opens up a world of opportunity.Offered at the following campuses
Complete five eLearning courses and three on-campus lab classes to earn your Graduate Gemologist diploma. It’s the same prestigious diploma completed at a pace that suits your life.
English language eLearning courses are offered through the Carlsbad campus.
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