The Seiko 2F70-5091 is a watch model based on the 2F70 movement.
Parts List
| ESTN95SN00 | crystal - crystal (sapphire) |
| 25N05DE5 | crown - crown |
| 25N05DX5 | crown - crown |
| 25N05DE5C | crown |
| 25N05DX5C | crown |
| 0C185NA11 | case back gasket - case back gasket |
| MK14P | band - leather band |
| MK14ZB | band - band |
| 05M23CSH | others - hour hand |
| 05M23CSM | others - minute hand |
| 0351356 | others - winding stem |
| 82716110 | others - case ring |
| 2F7050911EA | others - case |
| 2F705091 | others - case back |
| A120AS | others - push pin |
| DZ0040B01 | others - crown and stem gasket |
| 05M23JGH | others - hour hand |
| 05M23JGM | others - minute hand |