IWC Schaffhausen Portofino Automatic Day & Night 34

The IWC Portofino Automatic Day & Night 34, reference IW459801, has a 34 mm steel case. The case has a thickness of 8.9 mm; self-winding calibre 35180 has a 50-hour power reserve and 24 jewels. The silver-plated dial has central hacking seconds. The watch is on a taupe calf leather strap, 16 mm wide. A water-resistance rating of 50 metres applies to the case. The IWC bracelet quick-change system is part of the watch. The movement runs at 28,800 vibrations per hour. The crystal is made from sapphire, with a convex shape and antireflective coating on both sides.