MAINSPRING
For Rolex 1806
440/856
Alternate: 440/PIAGET 5N
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Citizen 4-F90664 | CITIZEN CASE | |
| Citizen 4-G03952 | CITIZEN CASE | |
| Seiko 5H23-7C50 | SEIKO CASE REFERENCE |
