IWC Portugieser Chronograph ref. IW371404 men's wristwatch approx. 2000s. Stainless steel, case no° 2818721. Automatic movement cal. 79240 based on ETA 7750 with excellent working order (+1 s/d, 289° amplitude). Black dial with Arabic numerals, two silver subdials and center stop seconds. New, black leather strap with original IWC stainless steel pin buckle. Good condition, slight signs of wear on case and buckle. Diameter approx. 41 mm measured without crown.