automatic mechanical chronograph modified and personalized at U-Boat specifications for date display and stem position at 9 o’clock. Frequency: 28.800 vibrations per hour, 4 Hz. Power reserve: 44 hours. 25 jewels.
Height: 7 mm.
hours, minutes, small second, chronograph 60 s, counter 30 min
and 12 h. Date window at 9 o’clock
in grade 2 natural titanium, with subsequent treatment of IP Black coating, vacuum application.
in ceramic, shiny finish, fastened to the case with 6 personalized screws. Diameter: 53 mm. Thickness: 16,63 mm. Weight: 179 gr.
see through, sealed with 6 external screws.
two superimposed dials, one black and one in carbon fibre with mat black hands and markers.
sapphire, 2 mm thick.
200 mt, 20 ATM.
black, calf with plate in titanium with IPB treatment, deployante buckle. Width: 23/22 mm. Fastened to the case with screws.
53mm - ref. 6233 - $6,250
U-BOAT STRAP SOLID IPB BLK 23/22 VINTAGE DEPLOYANTE