- 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.
- stainless steel AISI 316L, satin hand finish, distinguishing crown on left side, with a patented protective device.
- Diameter 45 mm.
- Serial number engraved on a small plate fixed on the side of the case.
- Bezel ring in polished tungsten.
- sealed with 8 external screws, small window with sapphire crystal showing the balance wheel movement.
- three levels, beige with visible ruby. Arabic numerals, hands and markers luminous black .
- sapphire with anti-reflection treatment.
- 100 mt, 10 ATM.
- brown, hand made and hand finished calf leather, stainless steel plate, deployante buckle.
- Width 20/20 mm.