U-Boat 9015 Sommerso DLC Black Watch

The U-Boat dive watch Sommerso is designed to withstand the rigorous demands of professional diving. The watch features a rotating bezel with calibrated indexes every five minutes and an additional counter for the 24 hours of the day. Sommerso has a water resistance to 300 meters. We are a U-Boat UK authorised dealer New boxed stock with full retail boxes & paperwork Call Or Message For Delivery Estimate MOVEMENT: swiss automatic mechanical, personalized to U-BOAT specifications. Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 38 hours. 25 jewels. FUNCTIONS : date, hours, minutes, seconds, 24h indicator, graduated unidirectional bezel, screw down crown. CASE : stainless steel AISI 316L, with subsequent treatment DLC black, distinguishing crown on the left side, with a patented protective device. Serial number plate fixed on the left side of the case. Diameter 46 mm. BACK : sealed with seven external screws. DIAL : three superimposed dials, the upper one in black with lumino