The Seiko 5Y39-7A91 is a watch model based on the 5Y39 movement.
Parts List
| 285WA9JN01 | crystal |
| 285WA9JN | crystal |
| 285W52LN01 | crystal - crystal |
| 32M69NN1 | crown |
| 32M69NS1 | crown |
| 0F240BAA3 | case back gasket - case back gasket |
| 0F240BAA | case back gasket |
| B1747J-LKS | band - link |
| B1747K-LKG | band - link |
| B1747K | band |
| B1747J | band |
| B1747J-BK4S | clasp - clasp |
| B1747K-BK4G | clasp - clasp |
| 1BC080A1BNG | others - hour hand |
| 1BC080A1BAA | others - hour hand |
| 2BC110A1BDG | others - minute hand |
| 11T05NGH | others - hour hand |
| 11T05DGM | others - minute hand |
| 0351670 | others - winding stem |
| EB0055B01 | others - crown and stem gasket |
| 82812510 | others - case ring |
| 0801724 | others - date dial |
| 0801737 | others - date dial |
| 5Y396B | others - machine code |
| 5Y397A91 | others - case back |
| 5Y397A9175 | others - case |
| 5Y397A9179 | others - case |
| 5Y397B21XB14 | others - dial |
| 5Y397B21XS14 | others - dial |
| 5Y397B21XS24 | others - dial |
| 5Y397B31XS24 | others - dial |
| A160BS | others - push pin |
| 11T05AFH | others - hour hand |
| 11T89DGM | others - minute hand |
| 11T89DGH | others - hour hand |
| 2BC110A1BCA | others - minute hand |
| 11T05CGM | others - minute hand |