The Seiko 8123-8050 is a watch model based on the 8123 movement.
Parts List
| 295W24GN00 | crystal |
| 40M78NS1 | crown - crown |
| 40M78N01 | crown |
| FH2980B01 | case back gasket - case back gasket |
| 8617 8441 | crystal gasket |
| 8617 9411 | bezel gasket |
Caliber 8123
Seiko 8123-8050 Watch Guide