The Seiko 1400-6410 is a watch model based on the 1400 movement.
Parts List
| ES4N83SN00 | crystal |
| 35N85DX5 | crown |
| 0H1600B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
| DK05A | band - leather band |
| A100BS | others - push pin (for mb) |
| 06R11DSH | others - hour hand |
| 06R11DSM | others - minute hand |
Caliber 1400
