The Seiko 2F70-5510 is a watch model based on the 2F70 movement.
Parts List
| RECN05SE10 | crystal |
| 22N49NS5 | crown |
| 0C185NA11 | case back gasket - case back gasket |
| RI049 | others - other band |
| DZ0040B01 | others - crown and stem gasket |
| 06M37JGH | others - hour hand |