CVSTOS Challenge Challenge Chrono

• Black Steel Red Hands
  
  
• Black Steel White Hands
  
  
• Black Steel Yellow Hands
  
  
• Red Gold
  
  
• Red Gold White Movement
  
  
• Steel
  
  
• Steel White Movement
  
  

• You might also be interested in these models:
• Challenge Twin-Barrel
• Challenge Twin-Time