Pre-Owned IWC Portugieser Chronograph Edition "150 Years" (IW3716-03) self - winding automatic watch, features a 41mm 18k rose gold case surrounding a white dial on a black alligator strap with 18k rose gold tang buckle. Functions include hours, minutes, seconds and chronograph. This watch comes complete with box and papers. We back this watch with a 2-Year Watchbox warranty!