IWC Portuguese Chronograph 40.9mm | IW371604Stainless steel case with fine brushed finished edges and polished finished slim bezel ring and lugs. Silvered dial with recessed metallic silvered sub dials and raised metallic silver flange on the perimeter of the dial with black printed seconds and fractions of a second index track. Applied polished rose gold Arabic numeral hour markers and dot minute markers. Elegant leaf shaped polished 18k rose gold hands. Chronograph stopwatch function: Large