KOSMIMA 2026 is the 40th international trade exhibition in Thessaloniki dedicated to jewellery, watches, precious stones, and related machinery and equipment, serving as a key annual meeting point for the silver and gold industry in Northern Greece.

Held annually since 1986, the event brings together jewellery collections, watches, gemstones, packaging solutions, and manufacturing equipment while supporting sales-network development across Greece and the Balkans ahead of the Christmas trading season.

The 2026 edition will run from 17 to 19 October at the Thessaloniki International Exhibition & Congress Center and is open exclusively to professional visitors who complete registration and present proof of business status.