U-Boat CHIMERA 40 PVD MOTHER OF PEARL
TECHNICAL DETAILS Innovative steel crown release system (patented) at 8 o’clock for easy time setting MOVEMENT: 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. FUNCTIONS: Hours, minutes, seconds, date. CASE: 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. DIAL: Two superimposed layers, the upper one in mother of pearl. CRYSTAL: Sapphire curved glass on the face with anti reflective treatment and flat on the back of the timepiece. WATER RESISTANCE: 100 mt, 10 ATM. STRAP: hand made and hand finished alligator leather. Tongue buckle in steel IPB. Width: 18/18 mm.