The Seiko 8522-501A is a watch model based on the 8522 movement.
Parts List
| ESDN15LN00 | crystal |
| 35NK5NA1 | crown |
| 35NK5NS1 | crown |
| 0H2150B02 | case back gasket |
| DH0100B01 | case back gasket - crown and stem gasket (4h) |
Caliber 8522
Seiko 8522-501A Watch Guide
The Seiko 8522-501A is a watch model based on the 8522 movement.
| ESDN15LN00 | crystal |
| 35NK5NA1 | crown |
| 35NK5NS1 | crown |
| 0H2150B02 | case back gasket |
| DH0100B01 | case back gasket - crown and stem gasket (4h) |