Silver-tone stainless steel case with a black leather strap. Fixed silver-tone stainless steel bezel. Silver dial with rose gold-tone leaf-style shape hands and Arabic numeral hour markers, minute markers on the outer rim hour markers. Dial Type: Analog. Luminescent hands and dial markers. Chronograph - two sub-dials displaying: 60 second and 30 minute. IWC Calibre 79240 Automatic movement, based upon ETA 7750, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 44 hours. Scratch resistant sapphire crystal. Stainless steel push-down crown. Stainless steel with engraving 'international watch co.' and serial number case back. Round case shape, case size: 40.9 mm, case thickness: 12.3 mm. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: hours, minutes, seconds, chronograph. Additional Info: chronograph. Portuguese Chrono-automatic Series. Sport watch style. Watch label: Swiss Made. Pre-owned IWC Portuguese Chrono-Automatic Chronograph Silver Dial Mens Watch IW371401.