Challenge QPR-S
   

 

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

Materials steel, black steel or 5N red gold.  Polished and satin-finished case.
Setting Versions set with diamonds available
Caseback Open with sapphire crystal.
Crystal Sapphire, none-reflecting coating.
Water-resistance 100 meters

Screws Polished titanium grade 5, exclusive CVSTOS TECHNOLOGY pattern.
Pusher cover aluminium valve.
Crown
Screw-down, polished titanium grade 5, rubber insert.
DialSapphire, none-reflective coating, exclusive CVSTOS TECHNOLOGY decoration.

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

CalibreCVSTOS 6510 Automatic
Functions Hour, minute, second, day, month, date, moon phases display and leap years indicator.
Power-reserve 48 hours
Jewels 21
Frequency 28,800 vibrations per hour

Bracelet or Strap In the same metal as the case, black alligator skin, black or white rubber, versions with links.
Buckle Folding clasp