The Seiko 1400-0520 is a watch model based on the 1400 movement.
Parts List
| 185N15KN00 | crystal |
| 35N71NS5 | crown |
| 35N71NA6 | crown |
| 0H1650B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
| 185N15KN00 | crystal |
| 35N71NS5 | crown |
| 35N71NA6 | crown |
| 0H1650B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 1400
