The Seiko 7771-6000 is a watch model based on the 7771 movement.
Parts List
| 255W13SV01 | crystal |
| 27M11DE1 | crown |
| 27M11DG1 | crown |
| 0Z0034B01 | case back gasket - crown and stem gasket |
| 0F220NAA7 | case back gasket |
| 86572730 | crystal gasket |
| 86563530 | bezel gasket |
| GI121 | others - other band |
| 10S23JGH | others - hour hand |
| 10SC39VG | others - second hand |