The Portugieser is one of the oldest and best-known watches from IWC. No other watch family incorporates so many of the technical tours de force of haute horlogerie. Stainless steel case. Diameter 41.0 mm. Height 13.0 mm. See-through sapphire glass back. Silver-plated dial. Water resistance 3 bar. Automatic, self-winding. 46 hours Power Reserve. Chronograph function with minutes and seconds. Small hacking seconds. Blue alligator leather strap. Strap width 20 mm.