Stainless steel case with a stainless steel bracelet. Fixed bezel. Black dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Date, day display at the 3 o'clock position. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Automatic movement. Calibre 75320 engine. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case diameter: 42 mm. Round case shape. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: chronograph, date, day, hour, minute, second. Luxury watch style. Watch label: Swiss Made. IWC Portofino Automatic Black Dial Stainless Steel Men's Watch IW391016.