This dynamic timepiece offers a multitude of great functions. Pro-dive watch, water-resistantto 300 meters. Stainless steel case with a rotating bezel and an additional counter for 24 hours of the day. Swiss automatic mechanical, personalized to U-BOAT specifications. Frequency: 28,800 vibrations per hour. Power reserve: 48 hours. 26 jewels. Skeletonized rotor.