FELSA 4450-401, Winding stem

• FELSA original windding stem, not in actory packaging.
  

• Thread: 0.90 mm.

• Fits cal: 4450, 4452, 4454, 4456, 4458, 4460, 4462, 4464, 4466, 4468

Technical data FELSA 4462

• 25 jewels, automtic wind, date.
  
• Size: 11.5'''  25.60 mm.
• H: = 5.30 mm.
• N: = 21.600 A/h.
• Power reserve: 40 h.

Versions: 21.600 A/h.

• 4450: manual wind.
• 4452, 4454, 4458: manual wind, date.
• 4456: manual wind, day, date.
• 4460: automatic.
• 4462, 4464, 4468: automatic, date.
• 4466: automatic, day, date.