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ISG Registered Gemologist Appraiser Program

The ISG Registered Gemologist Appraiser Program is the world leader in gemological and jewelry insurance appraisal education with fully migrated HTML5 mobile friendly courses you can study anywhere with any computer or mobile device. This complete package includes eight (8) courses in gemology and jewelry appraisal (listed below) that can be taken as a single low-cost package, or for those who need a payment program you can complete the program through our new Individual Course Program. It includes the full Classroom-At-Home lecture series of study. This program is for those who wish to study gemology and personal property appraisal specializing in jewelry and gemstones. Successful completion of this program awards the student the ISG Registered Gemologist Appraiser title. The RGA program includes all of the courses as shown:

Introduction to Watches

Course: ISG105
Lessons: 6

Pearls Course

Course: ISG106
Lessons: 9


Course: ISG101
Lessons: 14

Colored Gemstones

Course: ISG102
Lessons: 17

Gemology Tools and Techniques

Course: ISG103
Lessons: 16

Created and Treated Gemstones

Course: ISG104
Lessons: 14

Evaluating Damaged Jewelry

Course: ISG108
Lessons: 8

Personal Property Appraisal

Course: ISG107
Lessons: 16

ISG Gem Equipment Package Not Currently Available!

Included Equipment: Polariscope with conoscope, Refractometer, RI Liquid, Diffraction Grating Spectroscope, Calcite Dichroscope, Brass MM Gauge, five (5) ISG StudyGem gemstones and assorted tweezers and accessories as available for you to use for study, practice and to keep. This is a special package is offered to ISG Students only enrolled in the RG or RGA programs.


Diamonds, Colored Gemstones, Created and Treated Gemstones and Pearls Grading Practical Package

NOTICE! Effective August 4, the ISG is suspending our Practicals Programs due to extreme delays and costs of international and domestic shipping. RGA Student will complete their 8 course program, then submit a hypothetical appraisal set for review based on the course notes. We will restart the Practicals Program when possible but this situation requires us to suspend the program due to the current world situation.

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Certificates and Diplomas: A Certificate of Completion after each course, the Registered Gemologist Appraiser diploma is  awarded after completing all courses. 

ISG RGA Package Program: US$2,495.00

ISG RGA Package Program with Gem Equipment Package and StudyGem Set: (Not Available) 

This tuition prices includes all of the following:

  1. All eight (8) ISG Registered Gemologist Appraiser Program courses. Complete. No other fees.

  2. Two (2) year registration period to complete your work.

  3. Introduction to Watches: ISG105

  4. Pearls Course: ISG106

  5. Diamonds Course: ISG101

  6. Colored Gemstones Course: ISG102

  7. Gemology Tools and Techniques: ISG103 

  8. Created and Treated Gemstones: ISG104

  9. Personal Property Appraisal: ISG107

  10. Evaluating Damaged Jewelry: ISG108

  11. ISG Color Vision Testing

  12. Listing in the ISG Registered Gemologist Appraiser Directory at the Jewelry Adjuster website, our education and reference site for the insurance industry.

    ISG Registered Gemologist Appraiser Program


    ISG Registered Gemologist Appraiser Program with Gem Equipment Package

    (not available at this time)

To register, click the link below:

ISG RGA Student Registration Page Click Here