MAINSPRING
For Seiko Y709-4000
401/1020
Alternate: /FF 98
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| A. Schild 1902 | 21,600 BPH DSS AUTO ADJ. STUD-SHOCK | 11.5 |
| Citizen 4-970098 | CITIZEN CASE | |
| Citizen 4-R02114 | CITIZEN CASE | |
| Omega 7270 | OMEGA CASE USES CALIBER 1002 | |
| Seiko 7731-5210 | SEIKO CASE REFERENCE | |
| Puw 2001CALENDA | ELECTRIC CALENDAR SW SEC. | 12.5 |
| Seiko 7731-5210 | SEIKO CASE REFERENCE | |
| Seiko 7N36-0AB0 | SEIKO CASE REFERENCE COSERVE 2003/2004 |
