SCREW, CLICK
For Longines 4.21
8100-900Y
Alternate: 8100-900Y
Movement Listing
This part is also used by the following movements:
| Movement | Description | Ligne |
|---|---|---|
| Seiko 7830-5020 | SEIKO CASE REFERENCE | |
| Citizen 4-S14846 | CITIZEN CASE | |
| Citizen 4-Y57704 | CITIZEN CASE | |
| Citizen AZ4122 | CITIZE CASE REFERENCE | |
| Seiko 7830-5020 | SEIKO CASE REFERENCE |
