The Seiko 2Y01-5B09 is a watch model based on the 2Y01 movement.
Parts List
| RECN10JN01 | crystal |
| RECN10JN | crystal |
| 30M98NA1 | crown |
| 30M98NK1 | crown |
| 0H2001N0 | case back gasket |
| 0H2001N01 | case back gasket |
| ZJA18G | band |
| ZJJ10G | band - leather band |
| 06TA4NGH | hand - hour hand |
| 06TA4NGM | hand - minute hand |
| 07SC02NG | others - second hand |
| A130AS | others - push pin (for lb) |
| 0351236 | others - winding stem |
| 2Y010F40XS19 | others - dial |
| 2Y010F50XG14 | others - dial |
| 2Y015B09 | others - case back |
| 2Y015B0925 | others - case |
| 2Y015B09HE | others - case |
| 2Y019 | others - machine code |
| 82811660 | others - case ring |
| DZ0041B01 | others - crown and stem gasket |
| 06T10FBM | others - minute hand |
| 06T10FBH | others - hour hand |
Caliber 2Y01
