Challenge Jet-Liner
   

 

EVOSQUARE case Square-shaped, 59.00mm X 49mm
EVOSQUARE case Square-shaped, 54.00mm X 45mm

Materials Bi-color Titanium gold, steel or black steel. Polished and satin-finished case
Caseback Open with sapphire crystal
Crystal Sapphire, none-reflecting coating 2 faces
Water-resistance 100 meters

Screws Polished titanium grade 5, exclusive CVSTOS TECHNOLOGY pattern
Crown Screw-down, polished titanium grade 5, Nitril insert
Push-pieces Titanium grade 5, polished
Dial Sapphire, none-reflective coating, exclusive decoration (customizable counter decor), sapphire discs (transparent counter)

Indexes Super-Luminova treated
Hands Pierced, chromed and Super-Luminova treated

Calibre CVSTOS 577 Automatic chronograph
Functions Chronograph, power-reserve indicator, date
Power-reserve 42 hours
Jewels 25
Rotor Exclusive CVSTOS TUNGSTEN 88 & TITANIUM TECHNOLOGY alloy
Frequency 28,800 vibrations per hour

Bracelet or Strap In the same metal as the case, black alligator skin, all in Alcantara® or black rubber
Buckle Folding clasp