The Seiko 4J81-0A91 is a watch model based on the 4J81 movement.
Parts List
| 0F160BAD2 | case back gasket - case back gasket |
| A067DB | band - band |
| 81606439 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| DZ0040B01 | others - crown and stem gasket |