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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 Now Available!

The ISG has confirmed a new shipment of gem equipment is on the way. Delivery should be 10 days. Supplies are limited so orders will be filled in order received.   

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

Upon completion of the eight (8) courses in gemology and appraisal, the ISG will provide the students with a single Practicals Package containing pearls, diamonds, colored gemstones and created/treated gemstones that will be sent to you for practice grading and identification. These will be returned to the ISG office for evaluation of your progress before you take the Final Exams and Practicals.

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Certificates and Diplomas: A Certificate of Completion after each course, the Registered Gemologist and Registered Gemologist Appraiser diplomas are awarded after completing all courses, final exams, and practical exams. Final exam includes online written exam and a practical gem identification exam sent to you for completion and return to the ISG office.

Final Exams: A  20 stone Practical Final Exam will be sent to you to test your gemological ability to identify gemstones. Then we will send you jewelry items to appraise and return for evaluation as your final exam. International students will be required to place a refundable US$800.00 deposit with the ISG office when requesting practicals. One deposit will cover all practicals.

ISG RGA Package Program: US$2,995.00

ISG RGA Package Program with Gem Equipment Package and StudyGem Set: US$3995.00 

This tuition prices includes all of the following:

  1. All eight (8) ISG Registered Gemologist Appraiser Program courses. Includes all exam fees and everything else. Complete. No other fees.

  2. Introduction to Watches: ISG105

  3. Pearls Course: ISG106

  4. Diamonds Course: ISG101

  5. Colored Gemstones Course: ISG102

  6. Gemology Tools and Techniques: ISG103 

  7. Created and Treated Gemstones: ISG104

  8. Personal Property Appraisal: ISG107

  9. Evaluating Damaged Jewelry: ISG108

  10. ISG Practical Gem Identification and Grading Package. A fee and security deposit is required of International RGA Students only. The practicals are required of all RGA students and are available as a single parcel practical set. For information please use this link: ISG RGA Practicals page.

  11. ISG Color Vision Testing

  12. Final Gemology   Practical Exams to successfully identify 20 gemstones sent to you as a Final Practical Exam. International students may be required to place a refundable US$800.00 deposit with the ISG office when requesting Final Practical Exams. One deposit will cover all practicals 

  13. 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


To register, click the link below:

ISG RGA Student Registration Page Click Here