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Tissot 27B-1, Balance staff, no: 724

Tissot 27B-1, Balance staff, no: 724

  • TISSOT original part part, not in factory packaging.
  • Fits cal: 27B-1, 27B-2, 27B-21, 27B-61, 27B-9 (with incabloc).


Data Tissot 27B-1

  • 15 Jewels manual wind, sub second.
  • Size: 12''' 26,50 mm.
  • H: = 4.05 mm.
  • N: = 18.000 A/h.
  • Power reserve: 44 h.


Versions:

  • 27B: sub second. (1950 - 1961).
  • 27B-1: sub second, incabloc. (1950 - 1961).
  • 27B-2: sweep second. (1950 - 1961).
  • 27B-21: sweep second, incabloc. (1950 - 1961).
  • 27B-61: sweep second, date hand, incabloc. (1950 - 1961).
  • 27B-621: sweep second, date, incabloc. (1950 - 1961).
  • 27B-9: no second, incabloc. (1950 - 1961).