U-Boat 43mm Chimera Bronze
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MOVEMENT: automatic mechanical, modified and personalized to U-Boat specifications for stem position at 9 o’clock. Height: 4,60 mm. 25 jewels. Power reserve: 38 hours. Frequency: 28.800 vibrations per hour, 4 Hz.
FUNCTIONS: hours, minutes, seconds. CASE: 43 mm diameter. Ref 7236 in bronze, naturally aged. Ref 7237 bronze, naturally aged and AISI 316 Plus stainless steel with subsequent PVD coating treatment. Back case, external tubing and screws, protection device of the winding crown and serial number plate in bronze, naturally aged. Case, bezel, pusher for the crown release, pin for hook, screws of the plate, fixing screws of the strap made of steel AISI 316 Plus, with PVD coating. The bezel and the back of the case are locked together by external tubing and a customized key that ensures absolute water resistance. Personalized rotor, in silver, 3 bridges construction, rhodium plated and fixed with blue screws. Thickness: 16,50 mm. Weight: 140 gr approx.
DIAL: two superimposed dials, treated with composite pigments. Hour and minute hands laser cut, hand-brushed on the surface, hand-painted central joint. Second hands in bronze color, hand brushed. Visible ruby
CRYSTAL: bronzed glass, sapphire curved on the front and flat crystal on the back of the timepiece, double gasket sealing.
WATER RESISTANCE: 100 mt, 10 ATM.
STRAP: hand made and hand finished calf leather, carefully selected and processed following the traditional artisan handcrafted techniques used in the 1800’s, which give the strap a naturally distressed feel and look. Tongue buckle in bronze, naturally aged (for ref 7236) and steel with subsequent coating PVD opaque black (for ref 7237).