The Seiko Y101-8000 is a watch model based on the Y101 movement.
Parts List
| 290N18GN00 | crystal |
| 35M98NF1 | crown |
| 35M98NS1 | crown |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0G2585B01 | case back gasket - case back gasket |
| JK82A | band - leather band |
| JK83A | band - leather band |
| 0354765 | others - winding stem |
| A180BS | others - push pin |
| 13SC04A2 | others - second hand |
| 13C16NGM | others - minute hand |
| 13C16NGH | others - hour hand |
| 13C16NSM | others - minute hand |
| 13C16NSH | others - hour hand |
| 290N18GN00 | crystal |
| 35M98NF1 | crown |
| 35M98NS1 | crown |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0G2585B01 | case back gasket - case back gasket |
| JK82A | band - leather band |
| JK83A | band - leather band |
| 0354765 | others - winding stem |
| A180BS | others - push pin |
| 13SC04A2 | others - second hand |
| 13C16NGM | others - minute hand |
| 13C16NGH | others - hour hand |
| 13C16NSM | others - minute hand |
| 13C16NSH | others - hour hand |