The Seiko V400-5520 is a watch model based on the V400 movement.
Parts List
| ES2A53LN03 | crystal |
| 35MX7NN1 | crown - crown |
| 35MX7NY1 | crown |
| 0D130BA11 | case back gasket |
| 514AKK | band |
| 514AKB-LKG | band - link |
| 514AKK-LKG | band - link |
| 515AKJ | band - metal band |
| 515AKK-LKG | band - link |
| 515AKK | band |
| 514AKB | band |
| 515AKK-BK4G | clasp - clasp |
| 514AKK-BK4G | clasp - clasp |
| 514AKB-BK4G | clasp - clasp |
| V40010 | others - machine code |
| V4001550XL14 | others - dial |
| V4001560XB14 | others - dial |
| V400552029A | others - case |
| V40055202SA | others - case |
| V40055202SM | others - case |
| 81181879 | others - bracelet fixing pipe |
| 81611009 | others - bracelet fixing pin |
| 82825210 | others - case ring |
| 0351155 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 05R11NGH | others - hour hand |
| 05R39NGM | others - minute hand |
| 05R39NGH | others - hour hand |
| 05R11NGM | others - minute hand |