The Seiko 1E20-0AL0 is a watch model based on the 1E20 movement.
Parts List
| RE7A66SB0A | crystal - crystal (sapphire) |
| RE7A66SB0B | crystal - crystal (sapphire) |
| 6M35Z0SNWA | crown - crown |
| 6M35Z0SACA | crown - crown |
| 0F120BA1S | case back gasket - case back gasket |
| E117AB | band - band |
| ECZ0BB | band - band |
| E117AB-ET00 | band - other band parts |
| ECZ0BB-BJ00 | clasp - buckle |
| E117AB-BK00 | clasp - clasp |
| 1CE022L0BDG | others - hour hand |
| 1CE022L0BDS | others - hour hand |
| 2EE027L0BDG | others - minute hand |
| 2EE027L0BDS | others - minute hand |
| 81613199 | others - bracelet fixing pin |
| 1E200AL002A | others - case |
| 1E200AK4X925 | others - dial |
| 1E200AK4XS15 | others - dial |
| 1E207 | others - machine code |
| DB004BAD1 | others - crown and stem gasket |
| 81190075 | others - bracelet fixing pipe |
| 82722120 | others - case ring |
| 81190055 | others - bracelet fixing pipe |
| 1E200AL001A | others - case |
| 0351931 | others - winding stem |
| E117AB-BKPP | others - spring bar for buckle/clasp |
| E117AB-EP00 | others - endpiece |
| ECZ0BB-EP00 | others - endpiece |
| ECZ0BB-ET00 | others - removable lug |
Caliber 1E20
