The Seiko 5P30-5D90 is a watch model based on the 5P30 movement.
Parts List
| REBN22JN01 | crystal - crystal (inorganic) |
| 30MA6NA1 | crown - crown |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0H2600N01 | case back gasket - case back gasket |
| WPJ36G | band - leather band |
| WPJ37G | band - leather band |
| 08TC8DGH | others - hour hand |
| 08TC8DGM | others - minute hand |
| 0351670 | others - winding stem |
| 5P305D90 | others - case back |
| 5P305D9025 | others - case |
| 5P305E90X994 | others - dial |
| 5P309 | others - machine code |
| 82801700 | others - case ring |
| A180BS | others - push pin |