IWC Schaffhausen Portofino Automatic 34

The IWC Schaffhausen Portofino Automatic 34, reference IW657601, has a stainless steel case measuring 34 mm across. The case is 8.9 mm thick. The silver plated dial shows central seconds and sits under a convex sapphire crystal with antireflective coating on both sides. The watch runs on the self-winding calibre 35100, which holds a power reserve of 50 hours. A stainless steel bracelet with a quick-change system is fitted to the watch. The case carries a water resistance rating of 50 metres. The movement is fitted with 25 jewels and runs at a frequency of 28,800 vibrations per hour.