U-Boat Classico 45mm Tungsteno AS 2 -8071
Innovative crown release system (patented) at 8 o’clock for easy time and date setting.
automatic mechanical, personalized to U-BOAT specifications for stem to be positioned at 9 o’clock.
Laser cut rotor as by U-BOAT specifications.
Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 38 hours. 25 jewels.
hours, minutes, seconds, date, 24h indicator, crown release lever.
stainless steel AISI 316L, satin hand finish, distinguishing crown on left side, with a patented protective device. Diameter 45 mm.
Bezel ring in polished tungsten. Serial number engraved on a small plate fixed on the side of the case.
sealed with seven external screws, U-shaped window with sapphire fumé crystal, showing the movement.
three superimposed layers, beige with visible ruby. Arabic numerals, hands and markers luminous black.
high quality sapphire, with anti-reflection treatment.
100 mt, 10 ATM.
handmade and hand-finished brown calf leather. Stainless steel tongue buckle.
Width: 20/20 mm.
Strap: ref. 4273/Z Buckle: ref. 5466/SCREW