The Seiko 1F20-0BW0 is a watch model based on the 1F20 movement.
Parts List
| RE7A92SN02 | crystal - crystal (sapphire) |
| 6K35D0SNW1 | crown - crown (3h) |
| 0F160BAD2 | case back gasket - case back gasket |
| D387AB | band - metal band |
| D387CB | band - metal band |
| D388AB | band - metal band |
| D387AB-LK00 | band - link |
| D387CB-LK00 | band - link |
| D388AB-LK00 | band - link |
| D388AB-BK00 | clasp - clasp |
| D388AB-BKLK-12H | clasp - parts for buckle/clasp |
| D388AB-BKLK-6H | clasp - parts for buckle/clasp |
| D387AB-BK00 | clasp - clasp |
| D387AB-BKLK-12H | clasp - parts for buckle/clasp |
| D387AB-BKLK-6H | clasp - parts for buckle/clasp |
| D387CB-BK00 | clasp - clasp |
| D387CB-BKLK-12H | clasp - parts for buckle/clasp |
| D387CB-BKLK-6H | clasp - parts for buckle/clasp |
| 2CG042L0BDZ | others - minute hand |
| 1CG030L0BDZ | others - hour hand |
| 2CG042L0BDS | others - minute hand |
| 1F200BW0 | others - case back |
| 1F200BW001A | others - case |
| 82845760 | others - case ring |
| A100BS | others - push pin (for mb) |
| 1F200CJ0XS1Z | others - dial |
| 1F200CK0XB15 | others - dial |
| 1F200CL0XS15 | others - dial |
| 1F203 | others - machine code |
| AC004BAD1 | others - crown and stem gasket |
| 0351807 | others - winding stem |
| D387CB-BKPN | others - pin for buckle/clasp |
| D387CB-BKPP | others - spring bar for buckle/clasp |
| D387CB-EP00 | others - endpiece |
| D387AB-BKPN | others - pin for buckle/clasp |
| D387AB-BKPP | others - spring bar for buckle/clasp |
| D387AB-EP00 | others - endpiece |
| D388AB-BKPN | others - pin for buckle/clasp |
| D388AB-BKPP | others - spring bar for buckle/clasp |
| D388AB-EP00 | others - endpiece |
| D387CB-LK01 | others - half adjust link |
| D387CB-LKPN | others - pin for link |
| D387AB-LK01 | others - half adjust link |
| D387AB-LKPN | others - pin for link |
| D388AB-LK01 | others - half adjust link |
| D388AB-LKPN | others - pin for link |
| 1CG030L0BDS | others - hour hand |
Caliber 1F20
