Invest in yourself and learn valuable skills around gemology
Online gemology courses. Invest in yourself and learn valuable skills around gemology. Earn a certificate from IGS upon completion.
From Actinolite to Zoisite, dig into every facet of the fascinating world of gems with IGS gemology courses!
Learn what you want
Pick and choose from what subjects interest you.
Guided experience
Courses are guided lesson-by-lesson with progress tracking.
Test your knowledge
Test your knowledge with written exams and gem ID exams.
Get your certification
Earn a certificate to help get a leg up in your career.
What students are saying
IGS Professional Certifications
Mineralogy Certification Course
- Intermediate - Advanced
- 8 UNITS
- 40 LESSONS
This course is for anyone interested in the study of minerals, their properties, and their significance in Earth's systems. It...
Diamond Specialist Certification Course
- Intermediate - Advanced
- 7 UNITS
- 50 LESSONS
Learn the fundamentals of diamonds — from optical and physical properties to grading and ethical and legal issues. Learn to...
Professional Gemologist Certification Course
- Intermediate
- 6 UNITS
- 95 LESSONS
The International Gem Society (IGS) was one of the first online schools of gemology to serve a global audience. Our...
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