U-Boat CLASSICO DOPPIOTEMPO CHRONO SS WatchU-Boat Watches
automatic mechanical, chronograph, personalized to U-BOAT specifications for stem to be positioned at 9 o’clock. Laser cut rotoras by U-BOAT specifications. Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 48 hours. 25 jewels.
Hours, minutes, seconds, chronograph, date, 24h indicator, bidirectional bezel 24h graduated, crown release lever.