IWC Schaffhausen Portofino Automatic 34

The IWC Schaffhausen Portofino Automatic 34, reference IW357412, has a 34 mm stainless steel case. The case measures 8.6 mm thick and 16 mm at the lugs. A convex sapphire crystal with antireflective coating on both sides covers the green dial. The self-winding mechanical calibre 35100 runs at 28,800 vibrations per hour, uses 25 jewels and offers a 50 hour power reserve. The dial displays central seconds. IWC specifies a green calfskin strap with a quick-change system for this reference. Water resistance is rated to 3 bar, equivalent to 30 metres.