IWC Porsche Design 3702

IWC Porsche design titanium chronograph reference 3702, Switzerland around 1985, self winding, screwed down case back and winding crown, bracelet with deployant clasp, mineral glass with tachometer scale, black dial with luminous indices, day and date at 3, rhodium plated movement calibre 790, 25 jewels, precision adjustment, diameter approx. 42 mm, length approx. 20,5 cm, condition 2