The Seiko 2Y00-0B40 is a watch model based on the 2Y00 movement.
Parts List
| 180W40JN01 | crystal |
| 180W40JN | crystal |
| 30MA2NA1 | crown - crown |
| 0A1700B01 | case back gasket |
| EZ0035B0 | case back gasket |
| Z5329K | band |
| Z5329G | band |
| Z5329G-BK5G | clasp - clasp |
| Z5329K-BK5G | clasp - clasp |
| 2Y000B4075 | others - case |
| 2Y000B4075A | others - case |
| 2Y001E58XB14 | others - dial |
| 2Y001E58XG14 | others - dial |
| 2Y001E68X914 | others - dial |
| 2Y001J60XG14 | others - dial |
| 2Y009 | others - machine code |
| 82802800 | others - case ring |
| B080AS | others - push pin |
| 0351236 | others - winding stem |
| EZ0035B01 | others - crown and stem gasket |
| 07Y04NGM | others - minute hand |
| 07Y02NGH | others - hour hand |
Caliber 2Y00
