IWC Schaffhausen Portugieser Grande Complication

The IWC Schaffhausen Portugieser Grande Complication IW377601 has a platinum case measuring 45 mm across. The case stands 16.5 mm thick, with a lug width of 22 mm. A sapphire crystal with an arched edge and antireflective coating on both sides covers the silver plated dial. The self-winding movement is calibre 79091, offering 44 hours of power reserve. This chronograph combines a minute repeater and perpetual calendar with moon phase, alongside small seconds and a running date, day, month and year display. The case carries a 30 metre water resistance rating. It is paired with a black alligator leather strap made by Santoni.