IWC gents wristwatch Mark XII "Die Fliegeruhr" reference 3241, Switzerland around 1990, self winding, two-piece construction stainless steel case including leather strap with original buckle, screwed down case back and winding crown, black dial with Arabic numerals, luminous hands, date, calibre 884/2, 36 jewels, flat rim balance, flat hairspring, diameter approx. 37 mm, condition case 2-3, condition movement 2