International Watch Co. Schaffhausen "Porsche Design - Titanium Chronograph", Case No. 255044, Ref. 3700, Cal. 790, 42 mm, circa 1982

A gentleman's automatic vintage wristwatch with chronograph, day and date indicator and tachy scale - with IWC repair guarantee card and operating instructions
Case: titanium, titanium bracelet. Dial: black. Movm.: rotorwind movement, Glucydur balance.

In 1978 Swiss watch manufacturer IWC launched a series of watches in cooperation with Prof. F. A. Porsche – the watches carried the sign "Porsche Design " and usually had titanium cases: today the " Titan Chronograph" is a much sought-after classic from the 1980s.