Certina 19-35-401, Winding stem

• 
  Certina original part, not in factory packaging.

• 
  Thread: 0,90 mm.

• 
  Fits cal: 19-251, 19-26, 19-25, 19-35, 19-351, 19-36, 19-45, 19-451, 19-55, 19-551

Versions:

• 
  19-25: manual wind, 18.000 A/h.
• 
  19-251: manual wind, 18.000 A/h, date.
• 
  19-26: manual wind, 18.000 A/h.
• 
  19-35: manual wind, 19.800 A/h.
• 
  19-351: manual wind, 19.800 A/h, date.
• 
  19-36: manual wind, 19.800 A/h, modifications.
• 
  19-45: automatic wind, 18.000 A/h.
• 
  19-451: automatic wind, 18.000 A/h, date.
• 
  19-55: automatic wind, 19.800 A/h.
• 
  19-551: automatic wind, 19.800 A/h, date.