Winkler, Ernst Ernst Winkler Uhren Blumenstein

Vicha, Georg Vicha Georg Biel/Bienne

Rhomberg Schmuck AG Biel/Bienne

Gramegna, Leonardo le Joyau Fribourg

Gunzinger, Willy Gunzinger Willy (-Uebelhart) Herbetswil

Hayek, Marc Blancpain SA Paudex

Marcopolo Fribourg