U-Boat – Sommerso 46 mm Bronzo 300 meters – 8486
U-Boat – Sommerso 46 mm Bronzo 300 m – 8486
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
bronze, naturally aged, 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
in bronze with special antiqued anti-corrosion treatment,
sealed by screw.
DIAL
three superimposed layers, the upper one in black with visible ruby.
Luminous hands, numbers and markers treated with superluminova
and in beige colour. 24h hand in red.
CRYSTAL
sapphire crystal with anti-reflective coating.
WATER RESISTANCE
300 mt, 30 ATM
STRAP
hand made and hand finished calf leather, dark brown.
Width: 22/20 mm. ref. 8554/Z. Tongue buckle in bronze
with special antiqued anti-corrosion treatment.
BUCKLE: ref. 8590
