Buttes WATCH CO. BWC

Swiss Watch Fair 1967 BF 29
Two new BWC waterproof chronographs. The model on the left has a calendar window at 12 o’clock. The one on the right has a case in the cushioned-square style, a circular opening and semirecessed push-pieces Both models feature tachymetric scales Black or silver-coloured dial. (BUTTES WATCH CO. BWC)