IWC Pilot’s Watch Chronograph 41mm Amsterdam Grumetta The IWC Portugieser Yacht Club The IWC Portugieser Yacht Club Chronograph (IW390702) combines sporty elegance with technical precision Available in multiple sizes (including S Its high contrast design with large Arabic numerals and a triangle index at 12 o'clock offers excellent readability The IWC manufactured caliber 69385 measures times up to 12 hours