Stainless Steel Case & Bracelet, Bi-directional Rotating Bezel, Divers Bezel, Black Sunburst Textured Dial, Luminous Hands & Sticks Hour Markers, Date Window at the 6 o'clock, Chronograph Feature, Fitted with the "Slide Rule" aka "Navigation Computer" Which Allows to Compute Different Airborne Calculations Such as Fuel Consumption, Climbing Times & Converting Miles Into Nautical Miles or Kilometers, Scratch Resistant Sapphire Crystal, Automatic Chronograph Chronometer Movement, Water Resistant 200 meters / 660FT