The Seiko 1320-5010 is a watch model based on the 1320 movement.
Parts List
| SA7N57KN00 | crystal |
| 35N55NJ1 | crown |
| 35N55NA1 | crown |
| 0H1700B01 | case back gasket - bezel gasket |
| DZ0065B01 | case back gasket - button gasket |
Caliber 1320
Seiko 1320-5010 Watch Guide