Precision mechanics / Optics / Watch and clock industry
Bienne
Precision mechanics / Optics / Watch and clock industry
Le Sentier
Precision mechanics / Optics / Watch and clock industry
La Chaux-de-Fonds
Precision mechanics / Optics / Watch and clock industry
Bassecourt
Precision mechanics / Optics / Watch and clock industry
Biel/Bienne
Precision mechanics / Optics / Watch and clock industry
Saignelégier
Precision mechanics / Optics / Watch and clock industry
La Chaux-de-Fonds