Black ion-plated stainless steel case and bracelet. Fixed black ion-plated bezel. Black matte dial with luminous hands and index hour markers. Arabic numeral marks the 12 o'clock position. Minute markers. 24 hour markers. Tachymeter around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 4 o'clock position. Chronograph - two sub-dials displaying: 60 second and 30 minute. Date sub-dial at the 6 o'clock position. Quartz movement. Scratch resistant mineral crystal with sapphire coating. Pull / push crown. Screw down case back. Case diameter: 48 mm. Case thickness: 13 mm. Round case shape. Band width: 27 mm. Band length: 8.5 inches. Push-button deployment clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, day, hour, minute, second. Additional Info: tachymeter. Casual watch style. Watch label: Swiss Made. Akribos XXIV Black Dial Black IP Stainless Steel Chronograph Men's Watch AK619BK.