IWC INTERNATIONAL WATCH CO., Schaffhouse - Porsche Design

European Watch Clock and Jewellery Fair 1982 BF 325
IWC’s “SL” line: the most lightweight watches in the world with metal case and bracelet - therefore particularly comfortable on the wrist. In black or olive green eloxed light metal: the men’s models weigh 48.8 gr., the women’s only 39.9 gr. Also available in titanium, highly resistant to corrosion and magnetic fields. Other designs, in light metal or titanium with gold inlays, are also made by IWC. Quartz movements, cases water-resistant to 50 m, scratch-resistant sapphire crystal. (IWC INTERNATIONAL WATCH CO., Schaffhausen - Porsche Design)