The Seiko 2E20-7320 is a watch model based on the 2E20 movement.
Parts List
| ES4A09JN02 | crystal - crystal |
| ES4A09JN | crystal |
| 6M30B9NNG1 | crown - crown |
| 6M30B9NN | crown |
| 0H1700B01 | case back gasket - bezel gasket |
| 0H1700B0 | case back gasket |
| 43X4KQ | band - band |
| 43X4BQ | band - band |
| 43X4BQ-LKG | band - link |
| 43X4KQ-LKG | band - link |
| 43X4BQ-BKCG | clasp - buckle |
| 43X4BQ-PB2 | clasp - parts for buckle |
| 43X4KQ-BKCG | clasp - buckle |
| 43X4KQ-PB2 | clasp - parts for buckle |
| 1CE025L0BDG | others - hour hand |
| 2EE035LABDG | others - minute hand |
| 2E20732025C | others - case |
| 0351207 | others - winding stem |
| 81606439 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| 81607559 | others - bracelet fixing pin |
| 82834590 | others - case ring |
| 2E20732025A | others - case |
| 2E207320 | others - case back |
| 2E202960XG14 | others - dial |
| 2E202960XS14 | others - dial |
| 2E202961XB14 | others - dial |
| 2E202961XG14 | others - dial |
| 2E202961XS14 | others - dial |
| 2E2062 | others - machine code |
| DZ0040B01 | others - crown and stem gasket |
Caliber 2E20
