IWC Schaffhausen Portofino Automatic Moon Phase 37

IWC Schaffhausen's Portofino Automatic Moon Phase 37, reference IW459601, has a stainless steel case measuring 37.1 mm across. The case stands 11.3 mm thick and carries a convex sapphire crystal with antireflective coating on both sides. A silver-plated dial displays central seconds and a moon phase, and the case has a display back showing the movement. Inside is the IWC-manufactured calibre 32800, a self-winding movement with a power reserve of 120 hours. The case carries a 50 metre water resistance rating. A blue calfskin strap is fitted, sized at 18 mm at the lugs, and it comes with a quick-change system.