U-BOAT U-1001 Ref. 7541 Classico IPB - 47 Blue Diver

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: 40 hours.

FUNCTIONS: 
hours, minutes, seconds, date at 4 o'clock. Frequency: 28.800 vibrations per hour, 4 Hz.

CASE: 
in steel with subsequent IPB coating. Distinguishing crown on the left side, with a special protective device and helium escape valve, serial number engraved on a steel plate, set on the left hand side of the case. Diameter: 47 mm.

BACK: 
screwed in, "Skeleton" personalized U-Boat rotor.

DIAL: 
two superimposed dials, one in blue color luminova and the other one cut, treated with composed opaque black pigments. U-1001 caligraphy in high relief and raised. Luminova blue hands. 

CRYSTAL: 
high quality sapphire, scratchproof, flat.

WATER RESISTANCE: 
1001 mt, 100 ATM.

STRAP: 
black, rubber hypoallergenic with plate in steel and subsequent IPB coating, deployante buckle. Width: 23/22 mm. Fastened to the case with screws.