International School of Gemology
Welcome to the International School of Gemology, the worlds finest and fastest growing gemological education organization that offers world class gemology training 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. Choose from one of our quality education programs or individual courses below.
Why We are Different!
The ISG Courses have been peer reviewed by at least 5 state licensed insurance professionals, and formally certified by the Texas Department of Insurance. By reciprocity this makes our courses certified throughout the United States and the world. The other schools, including the GIA, can not offer this level of certification. Study with the ISG with the confidence that you are getting the very finest in gemology and jewelry appraisal education.
ISG Students: Please watch the ISG Student Home Page for important upcoming events.
ISG Programs and Information
Registered Gemologist Appraiser
The complete 8 course program of gemology and jewelry appraisal. This is the finest distance education package available for those seeking careers in gemology and/or jewelry appraisal.
Registered Gemologist
This program includes the same 4 courses in gemology but does not include the appraisal related courses. This course is for anyone interested in gemology as a career or hobby but does not need the special appraiser training.
Individual Course Programs
Designed for those who need to spread out the tuition cost by taking the RGA or RG program one course at a time. We offer the complete RGA or RG Programs by individual course program.
Registry of Graduates
We welcome you to review our Registry of Graduates on our Global Claims Associates home site, the home of the Registry.
ISG: Best Online Gemology Schools
We are proud to announce that the ISG has received "Best Online Gemology School" rating by two major internet jewelry organizations.
Introduction to Gemology
If you would like to experience our program before making your decision, or are just looking to learn more about gemology.
Gem Lab Services
The ISG provides world-class gem lab services to our students and graduates, saving you time and money from the cost of major labs.
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
Frequently Asked Questions
Get quick answers about the International School of Gemology based on our years of working with new students just like you.
ISG Individual Course Review
Diamonds Course
This online video lecture course will provide the student with a complete education in diamonds including: diamond history, diamond formation, rough diamond study, diamond grading, and the diamond markets.
Colored Gemstones Course
The course includes 17 lessons that will take you through the entire process of gemstone formation . We will look at 60 of the most often seen colored gemstones and learn about their formation, properties and how to identify them
Gem Tools and Techniques
This online course provides you with a step by step instruction on how to get the most from your gemological equipment. This course is specifically designed to help the new gemologist understand how the equipment works
Created and Treated Gems
This course is the gemology industry's most complete education in created and treated gemstones. We take you through all of the most often seen process for creating gemstones in a lab, and how to identify each of these gemstones.
Introduction to Watches
This course is designed for jewelry appraisers and those interested in a career in watch sales or repair. It covers all aspects of the history of watches, developments of movements, watch parts and understanding the different types.
Pearls Course
This course is an online distance education in pearls that will provide the student with a complete overview of pearls, pearl formation, pearls markets, processing of pearls, pearl treatments and pearl grading.
Our students and graduates say it best...