The Seiko 7770-6030 is a watch model based on the 7770 movement.
Parts List
| 250W25SN01 | crystal |
| 25M13NS5 | crown - crown |
| 0F230NAA3 | case back gasket |
| 0Z0034B01 | case back gasket - crown and stem gasket |
| 86582150 | crystal gasket |
| AK14P | band - leather band |
| A180AS | others - push pin |
| 10S61JGH | others - hour hand |
| 10S61JGM | others - minute hand |
| 10S73VGH | others - hour hand |