The Seiko Y151-5B90 is a watch model based on the Y151 movement.
Parts List
| BA0A96LR03 | crystal - crystal |
| 6M30B1NNG0 | crown - crown |
| 6M30B1SNW0 | crown - crown(2h) |
| 0F160NA1S | case back gasket - case back gasket |
| F0F3AB | band - band |
| F0F3BB | band - band |
| 2BF050L0BDG | others - minute hand |
| 2BF050L0BDS | others - minute hand |
| 1BF035L0BDG | others - hour hand |
| 1BF035L0BDS | others - hour hand |
| 3BA075F1BNG | others - second hand |
| 3BA075F1BNS | others - second hand |
| 0351807 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 81606439 | others - bracelet fixing pin |
| 81190055 | others - bracelet fixing pipe |
| 82738140 | others - case ring |
| Y1515B907E | others - case |
| Y1515B907S | others - case |
| Y1510J50XB13 | others - dial |
| Y1510J50XG13 | others - dial |
| Y1510J50XS14 | others - dial |
| Y1511 | others - machine code |
| EZ0035B01 | others - crown and stem gasket |