The Seiko 6M25-7040 is a watch model based on the 6M25 movement.
Parts List
| 280P03HN03 | crystal - crystal |
| 280P03HN | crystal |
| 45MA1NA1 | crown |
| 0F280BAA1 | case back gasket - case back gasket |
| 0F280BAA | case back gasket |
| 86590035 | crystal gasket - plastic gasket for crystal |
| 86170500 | bezel gasket - plastic gasket for bezel |
| AD006BAA1 | pusher - button gasket |
| 80631011 | pusher |
| B1765C-LKG | band - link |
| B1765G-LKG | band - link |
| B1765G | band |
| B1765C | band |
| B1765G-PB1 | clasp - parts for buckle/clasp |
| B1765C-PB1 | clasp - parts for buckle/clasp |
| B1765G-BK2G | clasp - clasp |
| B1765C-BK2S | clasp - clasp |
| 04SR07NG | others - second hand |
| 82851010 | others - case ring |
| 0801451 | others - date dial |
| 6M2530 | others - machine code |
| 6M257040 | others - case back |
| 6M25704075 | others - case |
| 6M25704098 | others - case |
| 6M257050XS14 | others - dial |
| 6M257060XS14 | others - dial |
| 82352731 | others - bezel |
| 86515049 | others - conducting plate |
| 81180249 | others - bracelet fixing pipe |
| 81601389 | others - bracelet fixing pin |
| 0351169 | others - winding stem |
| 83200273 | others - button spring clip |
| 81351630 | others - button spring |
| DE010BAA1 | others - crown and stem gasket |
| 0351168 | others - winding stem |
| 3AX125FAAAA | others - second hand |
| 2AB115A0BAA | others - minute hand |
| 1AB072A0BAA | others - hour hand |
| 2AB110A2BLG | others - minute hand |
| 1AB077A0BLG | others - hour hand |
Caliber 6M25
Other models with the same movement
| 6M25-0010 |
| 6M25-6000 |
| 6M25-6010 |
| 6M25-6039 |
| 6M25-6040 |
| 6M25-6050 |
| 6M25-6061 |
| 6M25-6069 |
| 6M25-6071 |
| 6M25-6079 |
| 6M25-7009 |
| 6M25-7020 |
| 6M25-7029 |
| 6M25-8010 |
| 6M25-8068 |