The Seiko Y621-6050 is a watch model based on the Y621 movement.
Parts List
| 315T17ANG4 | crystal |
| 315T17ANS4 | crystal - crystal |
| 200P01L50A | crystal - crystal |
| 9M45A1SNW0 | crown - crown |
| 9M45A1NNG0 | crown - crown |
| 0F260BA1S | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 86172261 | crystal gasket - plastic gasket for crystal |
| WC87AB | band - band |
| WC86AB | band - band |
| 8AM4KB | band |
| 8AM5KB | band |
| 8AM5JB | band |
| 3BA125F1BNG | others - second hand |
| 3BA125F1BNS | others - second hand |
| 0354022 | others - winding stem |
| Y621605079B | others - case |
| 200P01L40B | others - (bodencrystal) |
| A200BS | others - push pin |
| 82826670 | others - case ring |
| Y6216050 | others - case back |
| 200P02L40A | others - (bodencrystal) |
| 200P01L40A | others - (bodencrystal) |
| 09B87ALM | others - minute hand |
| 12B89AGM | others - minute hand |
| 09B87ALH | others - hour hand |
| 12B89AGH | others - hour hand |
Other models with the same movement