The Seiko 1F21-0C40 is a watch model based on the 1F21 movement.
Parts List
| 190W14GN00 | crystal - crystal |
| 30MA2NA1 | crown - crown |
| 30MA2NS1 | crown - crown |
| 0A1800B01 | case back gasket |
| 86570340 | crystal gasket |
| DL22B | band - band |
| DL23B | band - band |
| HL67A | band - band |
| WD59BB | band - band |
| WQ22BW | band - band |
| HL68A | band - band |
| HL62A | band - leather band |
| HL63A | band - leather band |
| 07SC02NG | others - second hand |
| 07SC02NS | others - second hand |
| 08SC14NG | others - second hand |
| 07TA4ASM | others - minute hand |
| 07TA4FGM | others - minute hand |
| 08T08NAH | others - hour hand |
| 08T08NAM | others - minute hand |
| 08TD6CBH | others - hour hand |
| 08TD6CBM | others - minute hand |
| 08TE2AGH | others - hour hand |
| 82820520 | others - case ring |
| 1F210E00XS19 | others - dial |
| 1F210E10XS19 | others - dial |
| 1F210E10XS29 | others - dial |
| 1F210J61XS19 | others - dial |
| 1F210J70XS29 | others - dial |
| 1F210J71XS19 | others - dial |
| 1F210J81XG14 | others - dial |
| 1F211A00XS14 | others - dial |
| 1F211E00XG14 | others - dial |
| 1F211G30XG14 | others - dial |
| 1F211H60XS14 | others - dial |
| 1F211K50XS14 | others - dial |
| 1F219 | others - machine code |
| A110AS | others - push pin |
| 1F210C4075A | others - case |
| 1F210C407E | others - case |
| 1F210C4075 | others - case |
| 1F210C40 | others - case back |
| 0351807 | others - winding stem |
| EZ0035B01 | others - crown and stem gasket |
| 08T24FSH | others - hour hand |
| 08T24AGH | others - hour hand |
| 08TA0A1H | others - hour hand |
| 08TA0A1M | others - minute hand |
| 08TA0ASH | others - hour hand |
| 08TA0ASM | others - minute hand |