The Seiko H601-5220 is a watch model based on the H601 movement.
Parts List
| SAGN37JN01 | crystal |
| SAGN37JN | crystal |
| 35NJ1NA1 | crown |
| 0H2900B01 | case back gasket |
| 0H2900B0 | case back gasket |
| 0H2920B01 | case back gasket |
| DH0100B0 | case back gasket |
| DH0100B01 | case back gasket - crown and stem gasket (4h) |
| 80609371 | pusher - button |
| ZPJ03G | band - leather band |
| 3BA125F1BNG | others - second hand |
| 09P37DHH | others - hour hand |
| 09P37DHM | others - minute hand |
| A180BS | others - push pin |
| H6015220 | others - case back |
| H601522025 | others - case |
| H6015240XG14 | others - dial |
| EG0060B01 | others - button gasket |
| 83200271 | others - button spring clip |
| 82821090 | others - case ring |
| 09SC31NG | others - second hand |
| 2AE085LABDG | others - minute hand |
| 1AE055LABDG | others - hour hand |
| 09P37DGM | others - minute hand |
| 09P37DGH | others - hour hand |