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Description
- ZENITH original balance, complete in factoy sealed packaging. no: 56.80.340.400
- Fits cal: 3019, 3019, PHC, 3019PHF, 400, 400Z, 410, 410Z, 420, 420Z, 4001, 4002, 4009, 4021, 4026, 4052
Versions:
- 3019PHC: date.
- 3019PHF: H:= 7.55 mm, day, date, month, moon phase.
- 400*: H:= 6.50 mm, date, redesign.
- 405*: H:= 6.50 mm, fly back function.
- 410*: H:= 7.55 mm, day, date, month, moon phase.
- 420*: H:= 5.70 mm, manual wind.
- 4001: H:= 7.77 mm, day, date, month, moon phase.
- 4002: H:= 6.50 mm, date.
- 4009: H:= 7.55 mm, day, date, month, moon phase, fly back.
- 4021: H:= 6.50 mm, 60 s, 30 min counter, sceletonized at escapement, power reserve display.
- 4026: H:= 9.35 mm, rattrapante, big date.
- 4052: H: = -- mm, 1/10 th of a second chronograph
- * = suffix Z: redesigned fourth wheel and escape wheel.
