IWC Schaffhausen Portofino Automatic Day & Night 34

The IWC Schaffhausen Portofino Automatic Day & Night 34, reference IW459801, has a stainless steel case measuring 34 mm across and 8.9 mm thick. The case carries a 50 metre water resistance rating. A sapphire crystal covers the dial, convex in shape with antireflective coating on both sides. The dial is silver plated. The self-winding calibre 35180 provides 50 hours of power reserve. Central seconds and a day and night display round out the functions on the dial. The watch comes on a taupe calfskin strap with a quick-change system. The lug width measures 16 mm.