U-Boat 8104 Classico 50 Bronzo A BR Wristwatch
Innovative crown release system (patented) at 8 o’clock for easy time and date setting. MOVEMENT: 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. FUNCTIONS: hours, minutes, seconds, date, 24h indicator. CASE: bronze, naturally aged, distinguishing crown on left side, with a patented protective device. Diameter 50 mm. Serial number engraved on a small plate fixed on the side of the case. BACK: sealed with 7 external screws, small window U-shaped with fumé sapphire showing the balance wheel movement. DIAL: three superimposed dials, matt brown with visible ruby. Arabic numerals, luminous beige hands, numbers and markers. Hand of the 24h indicator in red colour. CRYSTAL: sapphire with anti reflective treatment. WATER RESISTANCE: 100 mt, 10 ATM. STRAP: hand made and hand finished calf leather, tongue buckle in bronze. Width 23/22 mm. The untreated bronze has a natural changing of its shades with time, this makes each watch completely original and one of a kind with a natural vintage appearance.