MOVEMENT
Swiss automatic mechanical, personalized to U-BOAT specifications for stem to be positioned at 9 o’clock. Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 41 hours. 26 jewels. Skeletonized rotor as by U-BOAT specifications.
FUNCTIONS
hours, minutes, seconds, date.
CASE
stainless steel AISI 316L, satin hand finish, distinguishing crown on left side, with a patented protective device. Serial number engraved on a small plate fixed on the side of the case. Diameter 47 mm.
BACK
screwed in, fumé glass showing the movement.
DIAL
three superimposed layers, black with visible ruby. Hands, numbers and markers treated with superluminova beige.
CRYSTAL
high quality sapphire with anti reflective treatment.
WATER RESISTANCE
100 mt, 10 ATM
STRAP
laser cut strap handmade from hand-finished calf leather and processed according to traditional artisan techniques to give the strap a naturally distressed look and feel, brown color. Width: 23/22 mm. Strap: ref. 9181/Z. Steel tongue buckle. Buckle: ref. 1763/SCREWS
| Category | Watches |
| Brand | U-Boat |
