Challenge Jet-Liner II
Case: Tonneau-shaped CHALLENGE 53.70 mm x 41 mm or CHALLENGE GT 59mm x 45 mm
Materials: Titanium, Steel or Bicolor 5N Red Gold
Caseback: Open with sapphire crystal
Calibre: .Skeletonized. Automatic winding movement CVSTOS CVS350.
Power-reserve: 42 hours
Jewels: 21
Functions: Hour, minute, seconds in the center
Swiss made