Challenge Jet-Liner
   

 

CHALLENGE case Tonneau-shaped, 53.70mm x 41mm x 13.35 mm

Materials Titanium, steel or 5N Red Gold. 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 Grain, screw decoration Cvstos. Screw-down, polished titanium grade 5, Nitril insert.
Push-pieces Titanium grade 5, polished.
Dial Arabic numbers. Exclusive CVSTOS TECHNOLOGY design. Sapphire, nonereflective coating.

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

Calibre Skeletonized. Automatic winding movement CVSTOS CVS350. Black plasma
treatment, rhodiated treatment or black rhodium treatment for grey titanium.
Functions Hour, minute, seconds in the center (date disc skeletonized).
Power-reserve 42 hours
Jewels 21
Frequency 28,800 vibrations per hour

Bracelet or Strap Black Rubber (Nitril-NBRĀ®) or black alligator skin.
Buckle Folding clasp