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ISG Registered Gemologist Program

The ISG Registered Gemologist Program is the world leader in gemological distance education with fully migrated HTML5 mobile friendly courses you can study anywhere with any computer or mobile device. This complete package includes four (4) courses in gemology (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. This program is for those who wish to study gemology and gemstones but not jewelry appraisal. You can upgrade to the RGA program later if you wish for the same difference in price. Successful completion of this program awards the student the ISG Registered Gemologist title. The RG program includes all of the courses as shown:


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

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 Practical Package

Upon completion of the four (4) courses in gemology, the ISG will provide the students with a single Practicals Package containing 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 90 minute timed online Theory Final Exam of 100 multiple choice and true/false questions with a required passing grade of 70% covering all course materials. Then, a 20 stone Practical Final Exam will be sent to you to test your gemological ability to identify gemstones. 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 RG Program Package: US$1,995.00

ISG RG Program Package with Gem Equipment Package and StudyGem Set: US$2,995.00


This tuition prices includes all of the following:

  1. All four (4) ISG Registered Gemologist Program courses. Includes all exam fees and everything else. Complete. No other fees.

  2. Diamonds Course: ISG101

  3. Colored Gemstones Course: ISG102

  4. Gemology Tools and Techniques: ISG103 

  5. Created and Treated Gemstones: ISG104

  6. ISG Practical Gem Identification and Grading Package. A fee and security deposit is required of International Students only. The practicals are required of all RG students and are available as a single parcel practical set.
  7. ISG Color Vision Testing

  8. Final Gemology Theory and Practical Exams will require you to take a timed, online written exam of true/false and multiple choice, and to successfully identify 20 gemstones sent to you as a Final Practical Exam. International students will 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 

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


ISG Registered Gemologist Program


ISG Registered Gemologist Program with Gem Equipment

$2,995.00 (now  available)

To register, click the link below:

ISG RG Student Registration Page Click Here