The Seiko VX42-7A90 is a watch model based on the VX42 movement.
Parts List
| 280P74LN03 | crystal - crystal |
| 8K60E0SNW1 | crown - crown (3h) |
| FH2980B01 | case back gasket - case back gasket |
| 86177921 | crystal gasket - plastic gasket for crystal |
| 71S9ZG | band - band |
| 3AX125FNANS | others - second hand |
| 1AC075F0BNS | others - hour hand |
| 2BC120F0BNS | others - minute hand |
| 0351892 | others - winding stem |
| AD006BAD1 | others - crown and stem gasket |
| 82738200 | others - case ring |
| V7427A9001 | others - case |
| V7427A9002 | others - case |
| 0878580 | others - date dial |
| S160BS | others - push pin |
| V7423 | others - machine code |
| V7426A64XL13 | others - dial |
| V7426A64XL23 | others - dial |
| V7426A64XR13 | others - dial |
| V7426A64XS13 | others - dial |
| V7427A84XL13 | others - dial |
| V7427A84XL23 | others - dial |
| V7427A84XL33 | others - dial |
| V7427A84XS13 | others - dial |