U-BOAT Sommerso Blue Diver 46MM Ref. 9014 Steel Automatic 24H Calibre Swiss Made

MOVEMENT: 
swiss automatic mechanical, personalized to U-BOAT specifications. Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 38 hours. 25 jewels.
Skeleton balance wheel.

FUNCTIONS: 
date, hours, minutes, seconds, 24h indicator, graduated unidirectional bezel, screw down crown.

CASE: 
stainless steel AISI 316L, satin hand finish, distinguishing crown on the left side, with a patented protective device. Serial number plate fixed on the left side of the case. Diameter 46 mm.

BACK: 
sealed with seven external screws.

DIAL: 
three superimposed dials, the upper one in black with luminous blue hands and markers. Numbers with steel brushed frames, filled with blu superluminova.

CRYSTAL: 
sapphire crystal with anti-reflective coating, lent on the date window.

WATER RESISTANCE: 
300 mt, 30 ATM

STRAP: 
black rubber strap, lining in water resistant calf leather. Stainless steel tongue buckle. Width: 22/22 mm.