What you will learn

  • The 4Cs of gems

    The 4Cs of gems

    Learn how the 4Cs: colour, cut, clarity and carat weight affect the values of different gems in the market.
  • Facts about diamonds

    Facts about diamonds

    Colourless diamonds are perhaps the most popular gemstone - learn how the 4Cs apply specifically to this unique gem.
  • Appreciating Coloured Gems

    Appreciating Coloured Gems

    Learn how coloured gems are classified and how to best appreciate their rare properties.
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1.5 hours Evening Online Webinar

Instructors' profile

  • Tanja Sadow

    Tanja Sadow

    Tanja is an award winning jewellery designer with more than 4 decades of experience educating the jewellery industry across 4 continents. Dean and founder of JDMIS, Tanja works with aspiring artisans as well as top jewellery brand team members to help them achieve brilliance in their careers. Read More
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Highly-praised by over 3,000 online participants!

  • Very good introduction, thank you !

    - Fran Del S.


  • The presentation is very clear and easy to understand.

    - Mary M.


  • Absolutely fascinating, makes me want to know more about gemology.

    - Mark M.


  • Very informative and interesting if you are a gem enthusiast

    - Hanna M.


  • Thanks!! It is a very interesting short course. I hope that the teacher will pubblish another one to study in deep!

    - Ornella S.


The webinar ticket will come with a high-quality complementary eBook, carefully written by JDMIS' Dean and Founder, Tanja Sadow. This eBook consolidates and expands on the gem knowledge covered in the webinar through detailed write-up and gorgeous illustration and samples of coloured gems, diamond and pearls..

Only the first 20 sign-ups enjoy 50% off at only $8 (U.P. $16)

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