The Seiko W309-4A30 is a watch model based on the W309 movement.
Parts List
| 0Z2900B01 | bezel gasket - dichtung |
| EC0060B01 | pusher - pusher gasket |
| 8060662A | pusher - button(10h) |
| 8060662C | pusher - button |
| FB77FB | band - band |
| W3094A30N2 | others - case |
| T180BS | others - push pin |
| 81350540 | others - button spring |
| 81400669 | others - button spring clip |