Precision mechanics / Optics / Watch and clock industry
La Chaux-de-Fonds
Precision mechanics / Optics / Watch and clock industry
Grenchen
Precision mechanics / Optics / Watch and clock industry
Biel/Bienne
Precision mechanics / Optics / Watch and clock industry
Genthod
Precision mechanics / Optics / Watch and clock industry
la Chaux-de-fonds