Level Three - Coloured Gemstones or Equivalent
5 Days (30 Hours)
This five-day workshop includes practical instruction on how to access the hue, tone and saturation of coloured gemstones using three popular colour grading systems (Gemological Institute of America, GemDialogue and World of Color) and how to grade pearls, jadeite and opals.
Upon the successful completion of this course you will receive course credits towards both the Career Gemmologist Diploma and Coloured Gemstone Professional Diploma Programs.
This course is offered at the Dutch Gem Academy.
If you reside outside of Holland, please contact DGA at firstname.lastname@example.org for more information.