Hasler

European Watch Clock and Jewellery Fair 1991 BF 203
In the wake of the buoyant revival of interest in mechanical chronographs, Hasler & Co. presents two new models fitted with a selfwinding 13 1/4 Valjoux 7750 calibre fitted with second, minute and hour totalizers. Two-tone water-resistant, steel-base cases with mineral crystal. Bezels engraved with a tachymetric scale. (HASLER)