The Seiko 5A70-0550 is a watch model based on the 5A70 movement.
Parts List
| 180W34SR01 | crystal - crystal |
| 35MJ0EE2 | crown - crown |
| 0A1600N01 | case back gasket |
| DZ42B | band - band |
| 07VC4JAM | others - minute hand |
| 07VC2JLH | others - hour hand |
| 81501405 | others - case back screw |
| 81610925 | others - screw |
| EZ0035B01 | others - crown and stem gasket |