I was rather surprised to read* that neighbor Finland is actually responsible for the largest community of foreign watchmakers working in Swiss industry. 30 overall; names like Kari Voutilainen and Stepan Sarpaneva.

[*] http://www.worldtempus.com/fr/actualites/a-la-une/detail/art...

Here's a great background piece on School of Watchmaking, est. 1944 near Helsinki: http://www.tp178.com/wsw/ahci/fin_wmschool/article_01.htm