Case: 18kt Everose Gold. Band: Black Oysterflex material. Bezel: Bi-directional rotating bezel in 18kt Everose Gold with Black Ceramic Insert for elapsed time measurement. Dial: Black with Luminous Mercedes-Benz logo and Breguet-style hands, 31 minute markers of the dot pattern type around the outer rim, luminous coating on hour and minute hands as well as markers. Movement: Automatic mechanical movement Caliber 3235 (derived from Caliber 3035), contains 31 jewels, beats per hour (BPH): 28800, power reserve approximately 70 hours. Water resistance: Up to 100 meters / 330 feet. Functions: Analog time display with date at the 3 o'clock position. Case back: Solid. Band clasp: Oysterlock. Includes original box and manual.