IWC Schaffhausen Portugieser Perpetual Calendar 42

The IWC Schaffhausen Portugieser Perpetual Calendar 42, reference IW344203, has a stainless steel case measuring 42.4 mm across. The case stands 13.8 mm thick, with a lug width of 22 mm. A self-winding, IWC-manufactured calibre 82650 drives the watch, offering a power reserve of 60 hours, and the case carries a 30 metre water resistance rating. The silver plated dial sits under a convex sapphire crystal with antireflective coating on both sides. A sapphire display back on the case reverse allows a view of the movement. The perpetual calendar shows date, day, month and moon phase, alongside a central seconds display. It comes on a black alligator leather strap made by Santoni.