AS 1580-721N, Balance, complete
Tax included.
- AS original balance complete in factory selaed packaging.
- Fits cal: 1580, 1581 (with screws on the balance ring)
Technical data AS cal: 1580
- 17/25/41 jewels, automatic, sweep second.
- S: = 11.5''' 25.6 mm.
- H: = 5.20 mm.
- N: = 18.000 A/h.
- Power reserve: 41 h.
These movements was also used by Ebel and Blancpain and many others.
Versions of the base caliber:
- 1580: automatic.
- 1581: automatic, date.
Versions with modified oscillating weight:
- 1624: automatic.
- 1626: automatic, 13'''
- 1628: automatic, date.
- 1636: automatic, date, 13'''
- 1641: automatic, date.
- 1665: automatic, date.
- 1680: automatic.
- 1681: automatic, date.
Versions with modified bridges, rotor and date:
- 1700: automatic.
- 1701: automatic, date.
- 1702: manual wind.
- 1703: manual wind, date.
- 1709: automatic, day, date.
- 1767: automatic, day, date.
- 1789: automatic, date, 24 h. Display.
- 1806: automatic, day, date.
- 1813: manual wind, day, date.