Free Form cutting and engraving of precious stones

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Bring the hidden beauty to the light. Carving and cabochon cutting techniques will be shared. You will cut a series of stones addressing different topics, like optical properties, how will the stone be set etc.. Unlimited possibilities will open up. You are welcome to explore. Professional tools and machines as well as a large choice of rough stones will be at your disposal. Hubert Heldner shares his skills during one day from 9 am to 5 pm. No previous knowledge is necessary. The price of CHF 300.- includes the rough material. Space is limited to 4 students.

Schedule for 2024   in Montreux, Switzerland.



Katerina Kestemont


Turquoise cut by Christophe Schowing
Turquoise from Arizona Hemmimorphite cut by Katerina Fire opal from Mexico
Opal from Australia cut by Katerina Opal from Oregon cut by Katerina rough opal and carved ebony, by Katerina
Fire Opal from Oregon by Katerina Hemmimorphite cut by Katerina Sugilit cut by Katerina
Opal from Oregon cut by Katerina Turquoise from Arizona Purple calcedony cut by Katerina