Longines 6922-401, Winding stem

• LONGINES original stem. Not in factory packaging.

• Thread: 0.90 MM.
  

• Fits cal: 6902, 6912, 6922, 6942, 6952, 6972

Versions:

• 6902: no second.
• 6912: no second, date.
• 6922. sub. second.
• 6942: sweep second.
• 6952: sweep second, date.
• 6972: sweep second, date, day.