The Seiko 5B21-0AE0 is a watch model based on the 5B21 movement.
Parts List
| D289DB | band - band |
| DFK4AW | band - leather band |
| D289EB | band - metal band |
| DFK5AW | band - leather band |
| D289DBLK | band - link |
| D289EB-LK00 | band - link |
| DFK4AW-BK00 | clasp - clasp |
| DFK5AW-BK00 | clasp - clasp |
| D289EB-BK00 | clasp - clasp |
| D289DB-BK00 | clasp - clasp |
| D289DB-BKPN | others - pin for buckle/clasp |
| D289EB-BKPN | others - pin for buckle/clasp |
| D289EB-BKPP | others - spring bar for buckle/clasp |
| D289EB-EP00 | others - endpiece |
| J180CS | others - push pin |
| D289EB-LKPN | others - pin for link |
Other models with the same movement