This is to certify that
has successfully completed the ISG course materials and examinations in the study of
Created and Treated Gemstones
9.7.2024
Date
Robert James FGA, GG President ISG
Sign In
|Sign Up
Please sign in first
Not a member?
Please simply create an account before buying/booking any courses.
Create an account for free!
- Home
- Online Education Programs
- RG/RGA Legacy Entrance
- ISG Credentials
- Frequently Asked Questions
- Registry of Graduates
- Careers in Gemology
- Important Program Information
- Newsletters
- The Story of Oregon Sunstone
- The Story of Created Moissanite
- Identifying Lab Created Diamonds
- Black Diamond or Created Moissanite?
- Ebay, the GIA, and Section 230
- Lessons From the Angry Janitor
- Exposing the Truth about Lab-Created Diamonds
- AGTA Hobbles Dealers and Buyers
- Appraisers -v- Gem Labs…a Legal Imbalance!
- Understanding the Classification of Diamonds
- Cremation Diamonds: Insuring and Litigating
- Let’s Talk About Gemology Credentials
- Hometown Jewelers and the Force Majeure Clause
- Following the Critical Angle of Diamond Grading
- When Breitling Brought the Airmen Home
- Let’s Open a Refractometer
- Measuring the Energy of Light
- Quick Reference Guide to Sunstone
- ISG Seeing the Invisible Light
- Contact Us
Created and Treated Gemstones