The Seiko W780-5A00 is a watch model based on the W780 movement.
Parts List
| ES0P74HN03 | crystal - crystal (inorganic) |
| DG365BZ16 | case back gasket - case back gasket |
| 86579380 | crystal gasket - plastic gasket for crystal |
| 8060750B | pusher - button |
| 8060752B | pusher - button(10h) |
| 8060750A | pusher - button |
| 8060752A | pusher - button(10h) |
| 8060746A | pusher - front button |
| 8060746B | pusher - front button |
| 8060748A | pusher - button (8h) |
| 8060748B | pusher - button (8h) |
| EC0060B01 | pusher - pusher gasket |
| FCL4AE | band - band |
| FCL3AE | band - band |
| W7805A00YQA | others - case |
| 82367985 | others - decorative bezel |
| T200CS | others - push pin |
| 81400709 | others - button spring clip |
| 81350460 | others - button spring |
| W7805A00YQ | others - case |
| 82367984 | others - decorative bezel |
| 0E053BAA2 | others - gasket |
| 0351799 | others - winding stem |
| AE006BA16 | others - button gasket(front) |
| 81350700 | others - button spring (front) |