The Seiko Y621-6010 is a watch model based on the Y621 movement.
Parts List
| 40M0HNS1 | crown - crown |
| 0G310NAA1 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| WA75DE | band - band |
| FA34FE | band - leather band |
| FA35FE | band - leather band |
| FA36DE | band - leather band |
| FA37HE | band - leather band |
| 3BA125F1BAR | others - second hand |
| 11B87FYH | others - hour hand |
| 11B87FYM | others - minute hand |
| 3BA125F1BEF | others - second hand |
| 3BA125F1BFR | others - second hand |
| 0354022 | others - winding stem |
| 81518099 | others - case back screw |
| 11B87BFM | others - minute hand |
| Y6216010N0E | others - case |
| 83137855 | others - case ring |
| A150BS | others - push pin |
| 11B87BFY | others - hour hand |
| 11B87FRH | others - hour hand |
| 11B87FRM | others - minute hand |
Other models with the same movement