Gem School - Gemology School - Gemologist School

- Ruby, Sapphire, Emerald Workshop (E00-F)

- Beginner's guide to Ruby (E-O-Ruby)

- Basic Spinel Identification and Quality Grading (EWS_SPI)

- 5 Day_Ruby, Sapphire Identification, Grading and Trading Course (RS_W)

- Accredited Gemologist (A.G.) (AG-E)

- Gem Identification (E102)

- Synthetic and Treated Gem Identification (E301)

- Colored Stone Grading and Pricing (E201)

- Diamond Grading and Pricing (E103)

- Countertop Sketching (E503)

- Jewelry Design (E501)

- Introduction to Gems and Gemology (E101)

- Diamond Grading & Pricing - 5 Day Lab (E103-L)

- Pearl Fundamentals - Classification & Quality Grading (EWS06)

- Jadeite Pricing & Grading (EWS08)

- Ruby, Sapphire Identification, Grading and Trading Course (I-RSIGT)

Ruby & Sapphire Fundamentals