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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 as listed below. 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

FREE MICROSCOPE and DIGITAL MM GAUGE from Nov. 1 through Dec. 1.

The ISG Gem Equipment Package is a complete, professional gemological equipment package that will last you a lifetime if properly maintained. This is the same equipment we use in the ISG office to create course materials and do research. Through December 1 2015 we are including a free Gemological Microscope and Digital MM Gauge with your purchase of the RGA with Gem Equipment Package. This offer is only good to new student registrations who register for the RGA with Gem Equipment Package. Package includes everything you see at left, plus a 5 stone StudyGem Reference Set to practice with, and various tweezers, Chelsea filter and other items from the recommended equipment list below. This is the complete ISG Gem Equipment Package including microscope and digital mm gauge for new registrations only.


Diamonds, Colored 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 and colored 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.






ISG Scholarship to DCA Sales Training

The Diamond Council of America courses are now available to all ISG Global Community members, this includes all active and graduate students in either the RG or RGA programs. Normally DCA courses are only available through retail jewelry store members. However, the ISG has worked very hard to bring this important jewelry industry sales training to our ISG Community through our ongoing friendship and support of the DCA.

Because we care about your success, the ISG is subsidizing your DCA courses with a $25.00 credit being provided to all ISG Community members that applies toward your DCA courses. This educational credit will be applied at the time of your DCA course registration.

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 RGA Program with Equipment Package and StudyGems: US$3,790.00 plus shipping fee based on your location.


ISG Registered Gemologist Appraiser Program without equipment: US$2,995.00 plus shipping fee based on your location.

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. Full access to the www.GemstoneTreatmentReport.com reference website

  12. ISG Color Vision Testing

  13. 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 

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

  15. Scholarship to Diamond Council of America sales training programs

Recommended Equipment: 
Polariscope with conoscope, Refractometer, RI Liquid, Diffraction Grating Spectroscope, Calcite Dichroscope, 10x Jewelers Loupe, Chelsea filter, tweezers, polish cloth and gemstone tray. Microscope and Digital MM Gauge are important option items. Equipment can be purchased later, however the free offer is only good for new registrations at the time of registration.

ISG Registered Gemologist Appraiser Program

with ISG Gem Equipment Package, StudyGem Set,
and free microscope and digital gemstone gauge
including complete tuition and practical program and all exams:

ISG Registered Gemologist Appraiser without equipment

including complete tuition and practical program and all exams:

To register, click the link below:

ISG RGA Student Registration Page Click Here