The Seiko W175-4A20 is a watch model based on the W175 movement.
Parts List
| 0F320NA1S | case back gasket - case back gasket |
| 80606889 | pusher - button (8h) |
| 80606909 | pusher - button |
| EC0060B01 | pusher - pusher gasket |
| FBQ1DB | band - band |
| FBQ0DB | band - band |
| W1754A20N2 | others - case |
| W1754A20N2A | others - case |
| T200BS | others - push pin |
| 81350540 | others - button spring |
| 81400669 | others - button spring clip |
Other models with the same movement
| W175-4A00 |
| W175-4A30 |