The Seiko 6020-5680 is a watch model based on the 6020 movement.
Parts List
| ES0N88SN00 | crystal |
| 35R26EE3 | crown |
| 35R26EX3 | crown |
| 0G2780N01 | case back gasket - case back gasket |
| GI060 | others - other band |
| GI061 | others - other band |
Caliber 6020
Seiko 6020-5680 Watch Guide