Stainless steel case with a silver-tone stainless steel bracelet. Uni-directional rotating bezel. Black dial with silver-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 second, 30 minute and 12 hour. IWC Calibre 79320 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. Screw down crown. Solid case back. Round case shape, case size: 42 mm. Band length: 7 1/2 inches. Fold over clasp with a safety release. Water resistant at 120 meters / 400 feet. Functions: chronograph, date, day, hour, minute, second. Aquatimer Series. Luxury watch style. Watch label: Swiss Made. Pre-owned IWC Aquatimer Chronograph Automatic Black Dial Mens Watch IW371928.