The Seiko Y433-0020 is a watch model based on the Y433 movement.
Parts List
| 200W29GN00 | crystal |
| 40M97NS1 | crown |
| 40M97NN1 | crown |
| FH2030B01 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
Other models with the same movement
| Y433-0010 |
| Y433-0030 |