International Jewellery School opens a unique invisible stone setting course

A unique signature course in invisible diamond setting - one of the most complex and prestigious techniques in the jewellery arts. Taught by Alexey Kou (International Jewellery School). Duration: 19 days, dates: 3-21 August 2026, location: St. Petersburg. Languages: English, Russian. The course runs only once a year and places are strictly limited. Details and enrolment: https://en.jewelleryschool.com/catalog/detail/invisible-stone-setting-course/