Omega 410-1321, Balance staff

• 
  New Omega original part, not in factory packaging.

• 
  Fits cal: 410, 420

Data: Omega 410 (26.50 PC AM 17 p).

• 
  17 jewels, manual wind, hour and minute, sub second display.
• 
  Size: 26.50 mm.
• 
  H: = 3.60 mm.
• 
  N: = 18.000 A/h.
• 
  Power reserve: 48 h.
• 
  Main spring: 1,30 x 10,5 - 0,13 - 320 AT = Double brace and hole.

Versions:

• 
  410: sub second (1951).
• 
  420: center second (1952).