The Seiko 2K00-0020 is a watch model based on the 2K00 movement.
Parts List
| 285N19JN01 | crystal - crystal |
| 285N19JN | crystal |
| 30MB5NH1 | crown |
| 0H2650B01 | case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| 0H2650B0 | case back gasket |
| Z1564G | band |
| Z1564G-LKG | band - link |
| Z1564G-BK4G | clasp - clasp |
| 11Y13DGM | hand - minute hand |
| 11Y13NGH | hand - hour hand |
| 2K000010XB14 | others - dial |
| 2K000010XG14 | others - dial |
| 2K000020 | others - case back |
| 2K00002025 | others - case |
| 2K000020XB14 | others - dial |
| 2K000020XS24 | others - dial |
| 2K0010 | others - machine code |
| A160BS | others - push pin |
| 0351291 | others - winding stem |
| 82833870 | others - case ring |
| 11Y03AGM | others - minute hand |
| 11Y03DGM | others - minute hand |
| 11Y03NGM | others - minute hand |
| 11Y03AGH | others - hour hand |
| 11Y03NGH | others - hour hand |
Caliber 2K00
Other models with the same movement
| 2K00-0010 |
| 2K00-0030 |
| 2K00-0031 |
| 2K00-0039 |
| 2K00-5000 |
| 2K00-500A |
| 2K00-5010 |