automatic mechanical movement, personalized to U-BOAT specifications for stem to be positioned at 9 o’clock.
Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 38 hours. 25 jewels.
hours, minutes, seconds, date.
grade 5 titanium case, thickness, 23.5 mm. 50 mm diameter, overall dimensions 63 mm. The two-piece case (middle and back) is joined by
screws and has no bezel, which is replaced by the glass itself. Special titanium screw crown positioned at 9 o’clock, designed and manufactured
according to U-BOAT technical specifications. The release mechanism on the right side of the case provides easy access to the dial and component
parts. A special titanium ring guarantees an airtight seal and total water resistance. The ring is also fixed in place with 2 screws on the lugs for
greater resilience and security.
attached by 4 screws for rapid access to the movement for adjustment purposes.
black three-level dial with numbers and hands treated with luminova, date indicator at 9 o’clock.
sapphire, 11.6 mm thickness.
100 mt, 10 ATM.
STRAP: strap made from leather selected and treated according to U-BOAT specifications and aged naturally without technical forcing. Fully
hand made, waxed cotton finishing with laser engraving. Titanium tongue buckle. Width: 23/22 mm.