The Seiko 6020-4200 is a watch model based on the 6020 movement.
Parts List
| ES2N04SN00 | crystal |
| 35R26EE3 | crown |
| 012700N01 | case back gasket - case back gasket |
| VI035 | others - other band |
| 09T02DGH | others - hour hand |
Caliber 6020
Seiko 6020-4200 Watch Guide