The Seiko 1400-5810 is a watch model based on the 1400 movement.
Parts List
| SA8N61KN00 | crystal |
| 30N37NJ1 | crown |
| 30N37NA1 | crown |
| 0E150NA1S | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 1400
Seiko 1400-5810 Watch Guide