IWC Schaffhausen Portugieser Automatic

The IWC Portugieser Automatic, reference IW500107, has a 42.3 mm steel case. Case thickness is 14.1 mm; the movement is self-winding and has a 168-hour power reserve and 42 jewels. Convex sapphire glass covers the silver dial with a date display, small hacking seconds and a power reserve indicator. A blue alligator leather strap is on the watch. Water resistance is rated to 30 metres. The watch has a see-through case back. The rotor has an 18-carat gold medallion. Calibre 51011 operates at a frequency of 21,600 vibrations per hour.