BAG ( )

Advanced course for

Gemstone Enthusiasts

Continuing in the modular fast-track format, delve into the details of the physical, chemical and optical properties of the 'Big Three' in five days. With a combination of detailed course material and practical sessions, understand emerald, ruby and sapphire from a deeper perspective. Explore their origins and treatments; the mystery of light and certain optical effects; formation, mining, production and sales; and learn to look with a loupe like a professional, examining the interior of these gems together with our trained gemmologist instructors. Accompanied by a Level 2 certificate of attendance. Successful completion of Level 1 is required to attend Level 2.

The Gübeline Academy



Academy Hong Kong

Level 1

Level 3