The Seiko 1E20-0AM0 is a watch model based on the 1E20 movement.
Parts List
| 200P22SB0A | crystal - crystal (sapphire) |
| 6M30F2STW1 | crown - crown (3h) |
| 6M30Z6STWA | crown - crown (3h) |
| 6M30Z6STGA | crown - crown (3h) |
| 0F100BA1S | case back gasket - case back gasket |
| 86580100 | crystal gasket - plastic gasket for crystal |
| 86580101 | crystal gasket - plastic gasket for crystal |
| 86583100 | bezel gasket - plastic gasket for bezel |
| D305AB | band - band |
| D307CB | band - band |
| D306AB | band - band |
| DFN6AW | band - band |
| D305AB-LK00 | band - link |
| D306AB-LK00 | band - link |
| D307CB-LK00 | band - link |
| D307EB-LK00 | band - link |
| D307EB | band - band |
| D307EB-BK00 | clasp - clasp |
| D307EB-BKLK-12H | clasp - parts for buckle/clasp |
| D307EB-BKLK-6H | clasp - parts for buckle/clasp |
| D307CB-BK00 | clasp - clasp |
| D307CB-BKLK-12H | clasp - parts for buckle/clasp |
| D307CB-BKLK-6H | clasp - parts for buckle/clasp |
| D306AB-BK00 | clasp - clasp |
| D306AB-BKLK-12H | clasp - parts for buckle/clasp |
| D306AB-BKLK-6H | clasp - parts for buckle/clasp |
| D305AB-BK00 | clasp - clasp |
| D305AB-BKLK-12H | clasp - parts for buckle/clasp |
| D305AB-BKLK-6H | clasp - parts for buckle/clasp |
| 1CG050L0BDS | others - hour hand |
| 2EG080L0BDS | others - minute hand |
| 1CF050A0BNN | others - hour hand |
| 2EF080A0BDN | others - minute hand |
| 1CG050L0BD1 | others - hour hand |
| 2EG080L0BD1 | others - minute hand |
| 1E200AM0 | others - case back |
| 85941981 | others - bezel |
| 1E200AM002A | others - case |
| 1E200AM001A | others - case |
| 85941989 | others - bezel |
| 82722960 | others - case ring |
| DB004BAD1 | others - crown and stem gasket |
| 1E200AM004A | others - case |
| 1E200AM003A | others - case |
| 0351931 | others - winding stem |
| D305AB-BKPN | others - pin for buckle/clasp |
| D305AB-BKPP | others - spring bar for buckle/clasp |
| 1E200AL0XB15 | others - dial |
| 1E200AL0XS15 | others - dial |
| 1E200AM0XA19 | others - dial |
| 1E200AM0XA29 | others - dial |
| 1E203 | others - machine code |
| D306AB-BKPN | others - pin for buckle/clasp |
| D306AB-BKPP | others - spring bar for buckle/clasp |
| D305AB-LKPN | others - pin for link |
| 1E200AM005A | others - case |
| D307CB-BKPN | others - pin for buckle/clasp |
| D307CB-BKPP | others - spring bar for buckle/clasp |
| D307CB-LKPN | others - pin for link |
| D306AB-LKPN | others - pin for link |
| D307EB-BKPN | others - pin for buckle/clasp |
| D307EB-BKPP | others - spring bar for buckle/clasp |
| D307EB-LKPN | others - pin for link |
| S130BS | others - push pin |
Caliber 1E20
