40 mm ref: 8031 – $8,000
Innovative steel crown release system (patented) at 8 o’clock for easy time setting
automatic mechanical, modified and personalized at U-BOAT specifications. Personalized rotor, in silver 925,
built with a base and 3 bridges fixed with blue screws.
Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 38 hours. 25 jewels.
hours, minutes, seconds, date.
in stainless steel with subsequent treatment IPB black, diameter 40 mm. The bezel and the back of the case are locked together by external tubing and a customized key that ensure absolute water resistance. Oversized crown cover for an easy manipulation, secured on the case, positioned at 9 o’clock with a patented protective device.
two superimposed layers, the upper one in mother of pearl.
sapphire curved glass on the face with anti reflective treatment and flat on the back of the timepiece.
100 mt, 10 ATM.
hand made and hand finished alligator leather. Tongue buckle in steel IPB. Width: 18/18 mm.