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Certina 28-15-724, Balance staff
Certina 28-15-724, Balance staff

Certina 28-15-724, Balance staff

  • NOS original part, not in factory packaging.
  • Fits cal: 28-15, 28-151, 28-16, 28-161, 28-163


Data Certina cal: 28-15

  • 17 jewels, manual wind, center second.
  • Size: 12.5''' 28.0 mm.
  • H: = 4.40 mm.
  • N: = 18.000 A/h.
  • Power reserve: 46 h.


Versions:

  • 28-10: 18.000 A/h, sub second.
  • 28-15: 18.000 A/h, center second.
  • 28-151: 18.000 A/h, center second, date.
  • 28-16: 19.800 A/h, center second.
  • 28-161: 19.800 A/h, center second, date.
  • 28-163: 19.800 A/h, center second, date, circadian rhythm.