U-BOAT Sommerso REF. 9007/A 46MM 30ATM DIVER RUBBER STRAP

MOVEMENT: 
swiss automatic mechanical, personalized to U-BOAT specifications. Frequency: 28,800 vibrations per hour. Power reserve: 44 hours. 26 jewels.
Skeletonized rotor.

FUNCTIONS: 
date, hours, minutes, seconds, 24h indicator, graduated uni directional 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 beige hands, numbers and markers.
Blue 24h indicator hand. Steel brushed frame around the numbers.

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

WATER RESISTANCE: 
300 mt, 30 ATM

STRAP: 
ultra-resistant vulcanised rubber, in black color, personalised with the logo of the Maison in relief. Stainless steel tongue buckle. Width: 22/20 mm. 
Strap: ref. 8351/Z Buckle: ref. 5466/SCREW