ISG Professional Gemology Certification

Welcome to the ISG Professional Gemology Certification online courses. We are the world’s finest and fastest growing gemological education organization that offers world class  training in gemology, jewelry appraisal, and jewelry litigation expert witness at the world’s lowest tuition rate. We are the innovators in affordable, quality distance education in gemology and jewelry appraisal that is based on our certified insurance industry education delivery system. Courses have been rated the top in the world for quality, affordability and ease of learning. Choose from one of our quality education programs or individual courses or get more information about careers in gemology from the drop-down menu. Course tuition starts as low as $95.00. 

ISG Instructional Video

Take a few minutes and experience one of our fun learning opportunities that are part of the ISG educational programs. This four minute video takes you through the steps of How to Use a Polariscope. Experience for yourself the ease of learning gemology and jewelry appraisal through our ISG Classroom-at-Home concept of learning.

The ISG has received “Best Online Gemology School” rating by two major jewelry organizations. Click the image to learn more.

Frequently Asked Questions
Get quick answers about the International School of Gemology based on our years of working with new students just like you.

About the ISG
Learn more about the founding and credentials of the ISG education programs including recognition and certifications.

Meet Your Instructor
Learn the history and confirm the credentials of your instructor, Robert James FGA, GG. Get the complete story of the founder of the ISG

ISG Online Education Programs and Courses

Beginner to Advanced Courses in Gemology, Appraisal, and more!

We are the only gemology school in the world that offers world-class programs in gemology and jewelry appraisal in our Registered Gemologist Appraiser program. This program offers courses that include Evaluating Damaged Jewelry, Personal Property Appraisal, and Litigation and Expert Witness for Appraisers. With our experience as state licensed insurance adjusters specializing in high value jewelry claims in the U.S. and Europe, we offer you a level of education and experience unmatched anywhere else in the world.

Superior Program to the GIA

Our graduates report that our program is superior to the GIA Graduate Gemologist program on many levels. We offer courses the GIA does not offer, and provide you with a world-class education at a fraction of the cost of the GIA. We urge you to compare our programs and tuition costs.

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