Silver-tone stainless steel case with a silver-tone stainless steel bracelet. Fixed bezel. Black dial with silver-tone hands and index hour markers. Minute scale around the inner rim. Dial Type: Analog. Day of the week and date display at the 3 o'clock position. Chronograph - sub-dials displaying: three - 60 second, 30 minute and 12 hours. IWC Calibre 75320 automatic movement with a 44-hour power reserve. Scratch resistant sapphire crystal. Solid case back. Round case shape, case size: 42 mm, case thickness: 13.6 mm. Band width: 20 mm. Water resistant at 30 meters / 100 feet. Functions: chronograph, date, day of the week, hour, minute, second. Luxury watch style. Watch label: Swiss Made. IWC Portofino Chronograph Automatic Black Dial Mens Watch IW391030.