U-Boat Classico 7124
MOVEMENT: automatic mechanical, personalized to U-Boat specifications for stem to be positioned at 9 o’clock. Aiguillage adjusted: H4. Frequency: 28.800 vibrations per hour, 4Hz. Power reserve: 38 hours. 25 jewels. Height: 4,60 mm.
FUNCTIONS: hours, minutes, date at 3 o’clock.
CASE: full ceramic, black, shiny finish, distinguishing crown on left side, with a special protective device. Diameter: 42 mm.
BACK: in ceramic, sealed with 6 external screws.
DIAL: there are two superimposed dials, with 39 white (for ref 7123) or black (for ref 7124) diamonds set on indexes 12/4/8 (1 mm diameter). Bâton indexes. Perforated spheres, shiny finishing. Visible ruby.
CRYSTAL: high quality sapphire, scratchproof.
WATER RESISTANCE: 50 mt, 5 ATM.
STRAP: in black rubber, tongue buckle in ceramic. Width: 20/18 mm. Extra strap in suede red, hand made and hand finished. Straps with steel spring bar for easy strap removal and exchange.