Limited Edition 499 Units
Case 46 mm, Titanium.
Grade 5 titanium case designed to be resistant and lightweight. The U-77 Valjoux Top Soign? automatic movement is modified and highly decorated with an additional fourth counter for the 24 hours. The movement is also visible through a small lateral window.
Innovative steel crown release system (patented) at 8 o?clock for easy time setting
special Squelette automatic chronograph, modified to U-BOAT specifications. Personalised silver 925 rotor consisting of a base and three bridges fixed with blue screws.
Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 48 hours. 25 jewels
hours, minutes, seconds, chronograph, 24h indicator.
grade 5 titanium case, 46 mm diameter. Distinctive crown on left side with patented protection device. The bezel and case back are locked together by external tubing and a customised key that ensures total waterproofing. Oversized crown cap for easy handling, in a protected position at 9 o?clock. A small window on the side reveals the movement inside.
skeleton dial on three layers.
laser cut hour and minute hands. Hands treated with white superluminova. Hand of 24h indicator in red colour.
high quality curved sapphire glass on the face, with anti reflective treatment and flat on the back of the timepiece.
100 mt, 10 ATM.
hand made and hand finished alligator leather, hypoallergenic and color retain treatment. Titanium tongue buckle. Width: 20/22 mm.
Strap: ref. 4875/Z Buckle: ref. 4881