GEM 250 Advanced Gem Identification

$995.00 (Excl. GST/PST; all prices in CAN$)

Out of Stock


Tuition in Can$ plus 5% GST for Canadian residents

For non-residents US$ 950 includes non-refundable registration fee of US$ 100 and taxes; please request pro-forma invoice at checkout. * Foreign students must enter Canada on a visitor's visa; copy of official Visa document must be provided 40 days prior to course commencement.

GEM 250 Advanced Gem Identification

This course is an up-date course  for A.G. (C.I.G.) diploma holders and graduates of other schools and institutes.

In this advanced course students will learn state-of-the-art techniques (including immersion-scope, gemstone magnetism, IR-VIS-NIR and Raman spectroscopy), etc. designed to identify confidently any gemstone encountered in the market place. Between 100 and 120 challenging gems including the most recent synthetic diamonds are available for testing. Max 5 participants; download course flyer (PDF).

  • Fee: $ 995 includes comprehensive study guide and materials (copy of "Gemstone Inclusion Library"), use of lab equipment and study stones. Recommended text-book: Gemology by Peter Read
  • GEM 250-7: Sat – Mon, May 13 – 15, 10:00 a.m. – 5:30 p.m.  SORRY FULL 
  • GEM 250-8: Sat – Mon, November 11  - 13, 2016 10:00 a.m. – 5:30 p.m. 
  • Sandman Signature Hotel – Vancouver Airport, Richmond B.C. 
  • To keep costs down no lunch or beverage services are offered, lunch break 12:30 – 1:00 p.m.
  • Prerequisites: A.G. (C.I.G.) diploma or equivalent (please contact us for admission requirements)

Here a brief list of man-made gems in our study collection: Chatham, Kashan, Ramaura, Knischka, Lechleitner, Regency, Biron, Lenix, Gilson, Tairus rubies, sapphires, emeralds, alexandrite, opal, moissanite, synthetic diamonds CVD and HPHT grown and treated, and many others. Gem enhancement techniques such as polymer impregnation (jadeite), heat-alteration, surface colour diffusion, irradiation, HPHT and glass filling are studied.

Hands-on exercises with our portable in-house developed GL Gem Spectrometer and GL Gem Raman PL532 TEC system. Practicing gemmologists may use this lab class to up-grade their skills.

In this course an organic liquid (methylene iodide) saturated with sulfur is being used in conjunction with the refractometer. The school cannot assume any liability for any allergic or medical reactions a student may experience from its use. Please consult your health practitioner.

Please wait with your travel arrangements until  the course is confirmed.

If you are not a Canadian or American resident you may need an entry Tourist Visa; for more information please contact the Canadian Embassy in your home country. Please allow between 2 - 5 months for processing your visa application.

View/Download and read carefully our refund policy (PDF).

The Canadian Institute of Gemmology has been approved by the Minister of Employment Workforce Development and Labour as an educational institution; Canadian students are entitled to a tuition tax credit under subsection 118.5(1(a)(ii) of the Income Tax Act (please use your receipt for your claim).


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