The Seiko 2Y01-5B8A is a watch model based on the 2Y01 movement.
Parts List
| ESKN30JV02 | crystal |
| ESKN30JV | crystal |
| 30M98NA1 | crown |
| 0H2300N01 | case back gasket |
| 0H2300N0 | case back gasket |
| G1371G | band |
| G1371G-BK5G | clasp - clasp |
| 07SC02NG | others - second hand |
| 0351236 | others - winding stem |
| 2Y010J20X914 | others - dial |
| 2Y015B8A | others - case back |
| 2Y015B8A25 | others - case |
| 2Y019 | others - machine code |
| 82813220 | others - case ring |
| A170BS | others - push pin |
| DZ0041B01 | others - crown and stem gasket |
| 08TD2DAM | others - minute hand |
| 08TD2DAH | others - hour hand |
Caliber 2Y01
