Precision mechanics / Optics / Watch and clock industry
St-Sulpice NE
Precision mechanics / Optics / Watch and clock industry
St Imier
Precision mechanics / Optics / Watch and clock industry
La Chaux-de-Fonds
Precision mechanics / Optics / Watch and clock industry
Bienne
Precision mechanics / Optics / Watch and clock industry
Genève
Precision mechanics / Optics / Watch and clock industry
Romanel sur Morges
Precision mechanics / Optics / Watch and clock industry
La Chaux-de-Fonds