Description
MOVEMENT
automatic mechanical chronograph modified and personalized at U-BOAT specifications for date display and stem position at 9 o’clock. Laser cut rotor as by U-BOAT specifications. Frequency 28,800 vibrations per hour; 4 Hz. Power reserve 48 hours. 25 Jewels.
FUNCTIONS
hours, minutes, seconds, chronograph, date, 24h indicator, crown release lever.
CASE
stainless steel AISI 316L, satin hand finish, distinguishing crown on left side, with a patented protective device. Diameter 45 mm. Bezel ring in polished tungsten. Serial number engraved on a small plate fixed on the side of the case.
BACK
sealed with seven external screws, U-shaped window with sapphire fumé crystal, showing the movement.
DIAL
three superimposed layers, black. Arabic numerals, hands and markers beige treated with superluminova.
CRYSTAL
high quality sapphire, with anti-reflective treatment.
WATER RESISTANCE
100 mt, 10 ATM
STRAP
handmade and hand-finished dark brown calf leather. Stainless steel tongue buckle. Width: 20/20 mm. Strap: ref. 7738/Z Buckle: ref. 5466/SCREW
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