The Seiko 1F21-0AE0 is a watch model based on the 1F21 movement.
Parts List
| SA2A34SN02 | crystal - crystal |
| 6M35F7SNS0 | crown - crown (3h) |
| 0F150BA1S | case back gasket - case back gasket |
| D1Y9AG | band - band |
| D1Y8CG | band - band |
| D1Y8CG-LK00 | band - link |
| D1Y9AG-LK00 | band - link |
| D1Y9AG-BK00 | clasp - clasp |
| D1Y8CG-BK00 | clasp - clasp |
| 3BA050F1BNS | others - second hand |
| 1BC032A0BAN | others - hour hand |
| 2BC047A0BAN | others - minute hand |
| 2BC047A0BNP | others - minute hand |
| 3BA050F1BNP | others - second hand |
| 1BC032A0BNP | others - hour hand |
| 81606439 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| 1F210AE001A | others - case |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| 82844120 | others - case ring |
| 1F210AE0 | others - case back |
| 1F210AE002A | others - case |
| 1F210AN0XS19 | others - dial |
| 1F210AN0XZ19 | others - dial |
| 1F215 | others - machine code |
| D1Y8CG-BKPP | others - spring bar for buckle/clasp |
| D1Y8CG-LKPN | others - pin for link |
| D1Y9AG-BKPP | others - spring bar for buckle/clasp |
| D1Y9AG-LKPN | others - pin for link |