IWC Schaffhausen Portugieser Perpetual Calendar

The IWC Portugieser Perpetual Calendar, reference IW503406, has a 44.2 mm platinum case. The watch has a perpetual calendar; case thickness is 14.9 mm. The movement is self-winding and has a 168-hour power reserve, 54 jewels and 381 components. Arched-edge sapphire glass with antireflective coating on both sides covers the silver dial with a day and date display, small hacking seconds, a power reserve indicator and a moon phase display. A black alligator leather strap by Santoni is on the watch. Water resistance is rated to 30 metres. Calibre 52615 has Pellaton automatic winding.