The Seiko 2Y00-5100 is a watch model based on the 2Y00 movement.
Parts List
| ESCW37JN01 | crystal |
| ESCW37JN | crystal |
| 30M57NA1 | crown - crown |
| 30M57NN1 | crown - crown |
| 30M57NS1 | crown - crown |
| 0F145BAA | case back gasket |
| 0F145BAA1 | case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| B5461G-LKG | band - link |
| B5461S-LKS | band - link |
| B5461G | band |
| B5461S | band |
| B5461S-BK4S | clasp - clasp |
| B5461G-BK4G | clasp - clasp |
| 06Y07NGH | hand - hour hand |
| 06Y07NGM | hand - minute hand |
| 06Y07NSH | hand - hour hand |
| 06Y07NSM | hand - minute hand |
| 2CE060L0BDG | others - minute hand |
| 0351236 | others - winding stem |
| 05Y01DGH | others - hour hand |
| 06Y07DGH | others - hour hand |
| 2Y000480XG14 | others - dial |
| 2Y000480XN13 | others - dial |
| 2Y000490XG14 | others - dial |
| 2Y000500XG14 | others - dial |
| 2Y000510XB14 | others - dial |
| 2Y000520XG14 | others - dial |
| 2Y000530XB14 | others - dial |
| 2Y000530XG14 | others - dial |
| 2Y000530XR14 | others - dial |
| 2Y000850XB14 | others - dial |
| 2Y005100 | others - case back |
| 2Y00510075 | others - case |
| 2Y00510079 | others - case |
| 2Y0065 | others - machine code |
| 82820370 | others - case ring |
| B090AS | others - push pin |
| 06Y07DGM | others - minute hand |
| 06Y07DSM | others - minute hand |
| 06Y05DGM | others - minute hand |
| 06Y07DSH | others - hour hand |
Caliber 2Y00
