The Seiko 2Y01-5050 is a watch model based on the 2Y01 movement.
Parts List
| ET5N01JN01 | crystal |
| ET5N01JN | crystal |
| 32M61NS1 | crown |
| 32M61NN1 | crown |
| 0G1600B01 | case back gasket - case back gasket |
| 0G1600B0 | case back gasket |
| M5064G | band |
| M5064S | band |
| M5064G-BK3G | clasp - clasp |
| 1BE035LABDG | hand - hour hand |
| 3BA075F1BNG | others - second hand |
| 3BA075F1BNS | others - second hand |
| 0351236 | others - winding stem |
| 2Y010230XG14 | others - dial |
| 2Y010240XB14 | others - dial |
| 2Y010240XS14 | others - dial |
| 2Y010250XG14 | others - dial |
| 2Y010250XS13 | others - dial |
| 2Y010260XB14 | others - dial |
| 2Y010260XS14 | others - dial |
| 2Y010270XG14 | others - dial |
| 2Y010280XB14 | others - dial |
| 2Y010290XG14 | others - dial |
| 2Y015050 | others - case back |
| 2Y01505025 | others - case |
| 2Y01505029 | others - case |
| 2Y0165 | others - machine code |
| 82820390 | others - case ring |
| T070AS | others - push pin |
| DZ0040B01 | others - crown and stem gasket |
| 05SC05NG | others - second hand |
| 05SC05NS | others - second hand |
| 2BA050A3BNG | others - minute hand |
| 05T19DGH | others - hour hand |
| 05T19DGM | others - minute hand |
| 2BA050A3BNS | others - minute hand |
| 05T33NGM | others - minute hand |
| 05T33NSM | others - minute hand |
| 1BA032A3BNG | others - hour hand |
| 05T01DGH | others - hour hand |
| 1BA032A3BNS | others - hour hand |
| 05T33NGH | others - hour hand |
| 05T33NSH | others - hour hand |
Caliber 2Y01
