The Seiko 1400-5720 is a watch model based on the 1400 movement.
Parts List
| ES2N03SN00 | crystal |
| 35N97DX5 | crown |
| 0H1450B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 1400
Seiko 1400-5720 Watch Guide
The Seiko 1400-5720 is a watch model based on the 1400 movement.
| ES2N03SN00 | crystal |
| 35N97DX5 | crown |
| 0H1450B01 | case back gasket - case back gasket |
| DZ0065B01 | case back gasket - button gasket |