AS 1677, Balance, complete, no: 721N, fab. Renata
Tax included.
- New Renata replacement balance for AS.
- N: = 21600 A/h.
- Fits cal: 1677, 1977 Incabloc.
Data: AS 1677
- 17/21 jewels, manual wind.
- Size: 5.75 x 6,75''' 13 x 15.2 mm.
- H: = 3,60 mm.
- N: = 21600.
- Power reserve: 44 h.
Versions:
- 1012: N = 18000 A/h.
- 1582: minor modifications.
- 1677: N = 21600 A/h.
- 1777: minor modifications.
- 1977: new regulator, stronger mainspring.
- 1977-2: new balance and barrel.
- 1977-2: new winding gear.
- 1977-4: balance cock and regulator new.
- 1977-5: new click.
- 1978-2: new winding gear.