What Will I Learn?

  Gem identification procedures.
  Proper instrument uses and techniques.
  How to identify and/or separate a minimum of 300 gemstones.
  The properties and attributes of a variety of gem materials.
  How to connect this knowledge with the real-gem world & jewelry industry.
  How to identify simulants, as well as synthetic and treated materials.
  How to grade a gemstone for Color, Carat, Clarity, Cut.
  Understand the synthetic processes.
  What to do in a gem market.
  Understand how gemstones are priced.
  How to price a colorless diamond.


The six-month 'Accredited Gemologist' (A.G.) program emphasizes the practical gemstone identification and synthetic/treatment detection skills required to become a proficient gemologist in today's gem and jewelry industry, as well as providing a solid grounding in the commercial aspects of grading and valuation. In addition to classroom-based theoretical and practical instruction, students are given the opportunity to visit various gem mining localities, jewelry production facilities and gemstone trading hubs throughout Thailand, as well as further afield in Sri Lanka, Myanmar and Vietnam.



Four required courses are included within the A.G. program:

E102 : Gem Identification

E103: Diamond Grading and Pricing

E201: Colored Stone Grading and Pricing

E301: Synthetics and Treated Gem Identification

The A.G. Diploma is fully recognized by Thailand's Ministry of Education.

Added Benefits:

- Focus on rapid sight ID.
- New Collection of stones to examine from new deposits.
- Increased access to real life market experiences.



  • Schedule 2019
    Tag :

    Gemology School, Gemological Diploma, Gem Identification, Diamond Grading and Pricing, Colored Stone Grading and Pricing, Synthetic and Treated Gem Identification