The Seiko 5Y30-5080 is a watch model based on the 5Y30 movement.
Parts List
| ESJN30JN01 | crystal |
| 30MA6NA1 | crown - crown |
| 0H2520N01 | case back gasket - case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0H2520N | case back gasket |
| G1329G | band - metal band |
| G1329G-BK5G | clasp - clasp |
| 09T32ZAH | hand - hour hand |
| A100BS | others - push pin (for mb) |
| 5Y305080 | others - case back |
| 5Y30508025 | others - case |
| 5Y305190XG18 | others - dial |
| 5Y305200XB14 | others - dial |
| 5Y305200XG14 | others - dial |
| 5Y309 | others - machine code |
| 82811280 | others - case ring |
| 0351670 | others - winding stem |
| 09T04ABM | others - minute hand |
| 09T38ZAM | others - minute hand |
| 09T04ABH | others - hour hand |