The Seiko Y15W-5A90 is a watch model based on the Y15W movement.
Parts List
| BA1A74JB0C | crystal - crystal |
| 6M35B2SNW1 | crown - crown |
| 0F250BA1S | case back gasket - case back gasket |
| 71G3HZ | band - band |
| 3BA050F1BAB | others - second hand |
| 1CA030F6BNB | others - hour hand (upper) |
| 1BA035FMBNB | others - hour hand (lower) |
| 2BA055F0BNB | others - hour hand (lower) |
| 2CA047F0BNB | others - hour hand (upper) |
| 0351807 | others - winding stem |
| 81606439 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| 82805200 | others - case ring |
| Y15W5A9079 | others - case |
| Y15W1 | others - machine code |
| Y15W5C60XS33 | others - dial |
| EZ0035B01 | others - crown and stem gasket |
Other models with the same movement