The Seiko 2E20-6419 is a watch model based on the 2E20 movement.
Parts List
| BA4N57JN | crystal |
| BA4N57JN01 | crystal |
| 32N23NN1 | crown |
| 32N23NS1 | crown |
| 32N23NA1 | crown |
| 0F130NA1 | case back gasket |
| 0F130NA11 | case back gasket |
| Z53332 | band - metal band |
| Z53332-LKS | band - link |
| Z53333 | band - metal band |
| Z53333-LKG | band - link |
| Z5333S | band |
| Z5333G-LKG | band - link |
| Z5333S-LKS | band - link |
| Z5333G | band |
| Z53333-PB1 | clasp - parts for buckle/clasp |
| Z5333G-BK4G | clasp - clasp |
| Z53333-BK4G | clasp - clasp |
| Z53332-PB1 | clasp - parts for buckle/clasp |
| Z53332-BK4S | clasp - clasp |
| Z5333S-PB1 | clasp - parts for buckle/clasp |
| Z5333G-PB1 | clasp - parts for buckle/clasp |
| Z5333S-BK4S | clasp - clasp |
| Z5333S-ES | others - eyelet screw |
| Z5333S-0 | others - endpiece |
| DA007BA11 | others - crown and stem gasket |
| 0351205 | others - winding stem |
| Z5333G-ES | others - eyelet screw |
| Z5333G-0 | others - endpiece |
| 81180229 | others - bracelet fixing pipe |
| 81181459 | others - bracelet fixing pipe |
| 81604259 | others - bracelet fixing pin |
| 81603979 | others - bracelet fixing pin |
| 2E201800XG14 | others - dial |
| 2E201800XS13 | others - dial |
| 2E206419 | others - case back |
| 2E20641925 | others - case |
| 2E2064192E | others - case |
| 82731870 | others - case ring |
| 2EA032A3BAC | others - minute hand |
| 2EA032A3BAA | others - minute hand |
| 03V01ASM | others - minute hand |
| 03V01AGM | others - minute hand |
| 1CA020A3BAC | others - hour hand |
| 1CA020A3BAA | others - hour hand |
| 03L01ASH | others - hour hand |
| 03L01AGH | others - hour hand |
Caliber 2E20
