The Seiko B122-5000 is a watch model based on the B122 movement.
Parts List
| SA1W78GN00 | crystal |
| 35M66NS1 | crown |
| 35M66NA1 | crown |
| FH2281B01 | case back gasket - case back gasket |
| 0A0064B01 | case back gasket |
| 80612201 | pusher |
| 80612209 | pusher |
Other models with the same movement
| B122-4000 |
| B122-4010 |
| B122-4020 |
| B122-4030 |
| B122-4050 |