IWC Portuguese Chronograph. Case: Staineless Steel Bracelet/Strap: Blue Alligator Leather Strap. Dial Color: Silver-Plated. Calibre 79350. Mechanical chronograph movement. Self-winding. 44-hour power reserve when fully wound. Stopwatch function with minutes and seconds. Small hacking seconds. Sapphire glass, convex, antireflective coating on both sides. Water-resistant 3 bar. Case height 12.3 mm. Diameter 40.9 mm.