IWC Portofino, Chronograph Stainless-Steel 42mm Watch IW391009DESCRIPTION The very definition of good taste, the Portofino IW391009 from IWC is as simple and clean as it comes. The contemporary timepiece features a stainless steel 42 mm case with striking push buttons reminiscent of the cockpit of a 1960s Italian roadster. The clean case is paired with an equally simple dial that houses index markers with Roman numerals at the 6 and 12 position, along with day and date at the 3 o clock position. The Portofino