The Seiko 6M26-8040 is a watch model based on the 6M26 movement.
Parts List
| 290X13HN03 | crystal - crystal (inorganic) |
| 290X13HN | crystal |
| 290PX13HN03 | crystal |
| 40MZ1NN1 | crown |
| 40MZ1NS1 | crown |
| 0F260BA1S | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 0F260BA1 | case back gasket |
| 86591930 | crystal gasket |
| 86591935 | crystal gasket - plastic gasket for crystal |
| 86172740 | bezel gasket - plastic gasket for bezel |
| 80637319 | pusher |
| 80637311 | pusher |
| 4FA9JB | band - band |
| 4FB1KB | band - band |
| 4FB1BB | band - band |
| 4FB0BB | band - band |
| 4FB0KB | band - band |
| 3AA125F3ANG | others - second hand |
| 3AA125F3ANS | others - second hand |
| 1AE080L0BDG | others - hour hand |
| 1AE080L0BDS | others - hour hand |
| 2AE120L0BDG | others - minute hand |
| 2AE120L0BDS | others - minute hand |
| 83200273 | others - button spring clip |
| AD006BA11 | others - crown and stem gasket |
| 6M268040 | others - case back |
| 0351169 | others - winding stem |
| 0801455 | others - date dial |
| 0801456 | others - date dial |
| 0801457 | others - date dial |
| 6M2630 | others - machine code |
| 6M268040XG14 | others - dial |
| 6M268040XS14 | others - dial |
| 6M268041XB13 | others - dial |
| 6M268041XG14 | others - dial |
| 6M268041XS14 | others - dial |
| A190BS | others - push pin |
| 6M26804061A | others - case |
| 82292379 | others - bezel |
| 82834470 | others - case ring |
| 6M26804075A | others - case |
| 82292371 | others - bezel |
| 6M26804075B | others - case |
| 6M26804098A | others - case |
| 6M26804098B | others - case |
Caliber 6M26
Other models with the same movement
| 6M26-6000 |
| 6M26-6010 |
| 6M26-6020 |
| 6M26-8020 |
| 6M26-8030 |
| 6M26-8050 |