Movement: Automatic - Chronometer Case size: 49 mm Case thickness: 16.5 mm Case material: Polished 18kt rose gold case Bezel: Fitted with a bi-directional turning bezel which control the "Slide Rule" aka "Navigation Computer". The Slide-Rule complication can compute different airborne calculations such as fuel consumption, climbing times & converting miles into nautical miles or kilometers. Bracelet material: Brown crocodile strap with a pin buckle, white contrasting stitiching Dial: Black Power reserve: 70 hrs Water resistant: 100 m Chronograph functions: Large central seconds counter hand, capable of keeping time up to 1/8th of a second, 15 minute sub-dial counter located at the 3 o'clock position, 6 hour counter sub-dial located at the 6 o'clock position Scratch Resistant Sapphire Applied polished index hour markers with luminous tip Polished hands, hour & minute hands with luminous fill Fine printed minutes, seconds & fractions of a second track Displays the date between the 4 & 5 o'clock positions Small running seconds sub-dial located at the 9 o'clock position.