Stainless steel case with a black alligator leather strap. Fixed stainless steel bezel. Silver plated dial with rose gold-tone hands and index hour markers. Minute markers around the outer rim. Dial type: Analog. Day of the week and date display at the 3 o'clock position. Chronograph - three sub-dials displaying: 60 seconds, 30 minutes, and 12 hours. IWC calibre 75320 automatic movement with a 44-hour power reserve. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Case size: 42 mm. Case thickness: 13.5 mm. Round case shape. Band width: 20 mm. Tang clasp. 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 automatic chronograph men's watch iw391022.