The Seiko Y977-6A20 is a watch model based on the Y977 movement.
Parts List
| 45MR4NS1 | crown |
| 35MN2NS1 | crown - crown |
| 0H2930N01 | case back gasket |
| 0Z2900B01 | bezel gasket - dichtung |
| AL82G | band - leather band |
| AL83G | band - leather band |
| AL84G | band - leather band |
| 13SC06LK | others - second hand |
| DB0060B01 | others - crown and stem gasket |
| T200BS | others - push pin |
| 0351793 | others - winding stem |
| 04E52FE | others - (andere zeiger) |
| 04E52FM | others - (hand(special)) |
| 0351794 | others - winding stem |
| 13SC06KQ | others - second hand |
| 04E52FV | others - (hand(special)) |
| 11C74KLH | others - hour hand |
| 11C74KLM | others - minute hand |
| AD006BA12 | others - crown gasket |
| 11C74KSH | others - hour hand |
| 11C74KSM | others - minute hand |
| 13SC06PV | others - second hand |
Other models with the same movement