The Seiko W620-4110 is a watch model based on the W620 movement.
Parts List
| 0F300BAD1 | case back gasket - case back gasket |
| 80633330 | pusher - front button |
| 80632459 | pusher - button |
| FCY4AZ | band - band |
| FCY5AZ | band - band |
| FCY3AZ | band - band |
| W6204110N2A | others - case |
| W6204110N2B | others - case |
| AD006BA11 | others - crown and stem gasket |
| 81518099 | others - case back screw |
| 81351639 | others - button spring |
| T200BS | others - push pin |
| W6204110N2C | others - case |
| 83200211 | others - button spring clip |