Stainless steel case with a stainless steel bracelet. Bi-directional rotating bezel with slide rule. Silver dial with silver-tone hands and Arabic numeral hour markers. Minute markers. Navigation computer markings around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display between 4 and 5 o'clock position. Chronograph - four sub-dials displaying: 1/4th of a second, large 60 second, 30 minute and 12 hour. Automatic movement with 70 hour power reserve. Scratch resistant sapphire crystal. Pull / push crown - two gaskets. Screw down case back. Case diameter: 40 mm. Case thickness: 13.50 mm. Round case shape. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: chronograph, date, hour, minute, second, slide rule. Luxury watch style. Watch label: Swiss Made. Other Information: "Slide Rule" aka "Navigation Computer". The slide-rule allows to compute different airborne calculations such as fuel consumption, climbing times & converting miles into nautical miles or kilometers.Breitling Montbrilliant 01 Automatic Chronograph Men's Watch AB013012/G735.