The Seiko 6M25-6040 is a watch model based on the 6M25 movement.
Parts List
| 290A03JN02 | crystal - crystal |
| 290X05JN02 | crystal |
| 290X05JN | crystal |
| 9M40A1NNG0 | crown - crown |
| 9M40A1NNW0 | crown |
| 9M40A1NN | crown |
| Ersatz 40M76NA1 | crown |
| 0F260BAA | case back gasket |
| 0H2800B01 | case back gasket - rotating bezel gasket |
| 0F260BAA3 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 80630879 | pusher |
| 80630871 | pusher |
| Z1628S | band |
| Z1628C-LKG | band - link |
| Z1628S-LKS | band - link |
| ZQA31G | band |
| Z1628C | band |
| Z1628C-BK2S | clasp - clasp |
| Z1628S-PB1 | clasp - parts for buckle/clasp |
| Z1628C-PB1 | clasp - parts for buckle/clasp |
| Z1628S-BK2S | clasp - clasp |
| 04SR07NS | hand - hand |
| 04SR07NG | others - second hand |
| 3AX110FBANG | others - second hand |
| 0351169 | others - winding stem |
| EG0060B01 | others - button gasket |
| 83200273 | others - button spring clip |
| 82851010 | others - case ring |
| Z1628C-EPG | others - endpiece |
| 0351168 | others - winding stem |
| 0801452 | others - date dial |
| 0801454 | others - date dial |
| 6M2530 | others - machine code |
| 6M256040 | others - case back |
| 6M25604061 | others - case |
| 6M25604075 | others - case |
| 6M25604098 | others - case |
| 6M25604LXB14 | others - dial |
| 6M25604LXB23 | others - dial |
| 82352351 | others - bezel |
| 82352359 | others - bezel |
| A190BS | others - push pin |
| Z1628S-EPS | others - endpiece |
| 3AX110FBANS | others - second hand |
| 2AB110A2BLS | others - minute hand |
| 2AB110A2BLG | others - minute hand |
| 1AB077A0BLS | others - hour hand |
| 1AB077A0BLG | others - hour hand |
Caliber 6M25
Other models with the same movement
| 6M25-0010 |
| 6M25-6000 |
| 6M25-6010 |
| 6M25-6039 |
| 6M25-6050 |
| 6M25-6061 |
| 6M25-6069 |
| 6M25-6071 |
| 6M25-6079 |
| 6M25-7009 |
| 6M25-7020 |
| 6M25-7029 |
| 6M25-7040 |
| 6M25-8010 |
| 6M25-8068 |