The Seiko 9550-5489 is a watch model based on the 9550 movement.
Parts List
| RE3N48SN00 | crystal |
| 25M22NA1 | crown |
| 0G2585N01 | case back gasket |
| DZ0041B01 | others - crown and stem gasket |
Caliber 9550
Seiko 9550-5489 Watch Guide
The Seiko 9550-5489 is a watch model based on the 9550 movement.
| RE3N48SN00 | crystal |
| 25M22NA1 | crown |
| 0G2585N01 | case back gasket |
| DZ0041B01 | others - crown and stem gasket |