IWC - INTERNATIONAL WATCH CO.

European Watch Clock and Jewellery Fair 1979 BF 313
Two models from IWC’s exclusive lady t watch line, fitted with the new miniaturized (13.5 x 17.2 mm) movement, only i .98 mm high, or 2.35 mm with a standard battery. The stunningly thin cases are in yellow 18K gold. (IWC - INTERNATIONAL WATCH CO.)