U-boat
05 CLASSICO AB 4 45

Movement: automatic ETA 2824, frequency 28.800 alternations/hour
Functions: hours, minutes, seconds, date with immediate adjustment
Crown on the left, with a specially
designed security device. Rubies: 25
Power reserve 38 hours
Case: steel, AISI 316 L, with PVD
treatment, diameter 53 mm or 45 mm.
Back case sealed with screws, visible
movement, special steel movement holder
with particular holes to make it lighter.
Dial: black carbon fiber.
Arabic numbers.
Date positioned at three o’clock
Water-resistance: 5 ATM
Glass: Specially cut ultra dimension in
highly resistant K1 glass
Strap: rubber strap