The Seiko H601-5551 is a watch model based on the H601 movement.
Parts List
| BA3W35LN01 | crystal |
| BA0P15LN01 | crystal |
| BA3W35LN | crystal |
| 40MP7NS1 | crown - crown |
| 40MP7NN1 | crown - crown |
| 0F260BAA3 | case back gasket - case back gasket |
| 0F260BAA | case back gasket |
| 86600610 | crystal gasket |
| 80637479 | pusher |
| 80637471 | pusher |
| 4195JZ | band |
| 2AX075FEBLG | others - minute hand |
| 0351161 | others - winding stem |
| EB0055B01 | others - crown and stem gasket |
| 83200273 | others - button spring clip |
| AD006BA11 | others - crown and stem gasket |
| 82810890 | others - case ring |
| 84311055 | others - dial ring |
| 84311056 | others - dial ring |
| 84311057 | others - dial ring |
| A180BS | others - push pin |
| H601551MXB13 | others - dial |
| H601551MXG14 | others - dial |
| H601551MXS13 | others - dial |
| H601551MXS23 | others - dial |
| H6015551 | others - case back |
| H601555161A | others - case |
| H601555161B | others - case |
| H601555161C | others - case |
| H60163 | others - machine code |
| H60173 | others - machine code |
| 1AX055FCBLG | others - hour hand |
| 3AX090F1ALR | others - second hand |
| 1AX055FCBLS | others - hour hand |
| 3AX090F1ALL | others - second hand |
| 2AX075FEBLS | others - minute hand |