The Seiko 7S26-3109 is a watch model based on the 7S26 movement.
Parts List
| 290P01LN03 | crystal - crystal (inorganic) |
| 290P01L50A | crystal - crystal |
| 9M40B3BNG0 | crown - crown (4h) |
| FH2980B02 | case back gasket - case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
| 86582730 | crystal gasket - plastic gasket for crystal |
| G13407 | band - band |
| G13407-LKG | band - link |
| G13407-BK1G | clasp - buckle |
| G13407-PB1 | clasp - parts for buckle |
| 3BA135F1BNG | others - second hand |
| 1FB075LCBSA | others - hour hand |
| 2FB120LDBSA | others - minute hand |
| 0351260 | others - winding stem |
| 7S26310975A | others - case |
| 0878280 | others - date dial |
| 7S260229XG14 | others - dial |
| 7S2623B | others - machine code |
| A190CS | others - push pin |
Caliber 7S26
