The Seiko 2Y01-5001 is a watch model based on the 2Y01 movement.
Parts List
| ET5N03JN01 | crystal |
| ET5N03JN | crystal |
| 32M61NN1 | crown |
| 0G1650B01 | case back gasket - case back gasket |
| 0G1600B01 | case back gasket - case back gasket |
| 0G1600B0 | case back gasket |
| ZFA05K | band |
| ZFJ06K | band - leather band |
| ZFJ03K | band |
| 05T05AGM | hand - minute hand |
| 1BA037A1BAA | hand - hour hand |
| 2BA057A1BAA | hand - minute hand |
| 06T07DGH | others - hour hand |
| 06SC15NG | others - second hand |
| 2BA055A1BNG | others - minute hand |
| 3BA075F1BNG | others - second hand |
| 2BA050A1BNG | others - minute hand |
| A100BS | others - push pin (for mb) |
| 2Y010101XS14 | others - dial |
| 2Y010101XY14 | others - dial |
| 2Y010111XG14 | others - dial |
| 2Y010121XS14 | others - dial |
| 2Y010521XS19 | others - dial |
| 2Y015000 | others - case back |
| 2Y01500125 | others - case |
| 2Y0150012N | others - case |
| 2Y0165 | others - machine code |
| 82820410 | others - case ring |
| 06SC11NG | others - second hand |
| 1BA037A1BNG | others - hour hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351236 | others - winding stem |
| 07SC04NG | others - second hand |
| 06T07DGM | others - minute hand |
| 05T11NGM | others - minute hand |
| 05T05DGH | others - hour hand |
Caliber 2Y01
