The Seiko 7T27-6A20 is a watch model based on the 7T27 movement.
Parts List
| 260W08GN00 | crystal |
| 0351580 | crown - winding stem |
| 40M98NS1 | crown |
| 40M98NA1 | crown - crown |
| 0A2700N0A | case back gasket - case back gasket |
| 86563380 | crystal gasket - plastic gasket for crystal |
| 86178750 | bezel gasket - plastic gasket for bezel |
| EC0060B01 | pusher - pusher gasket |
| 80600709 | pusher |
| 80600701 | pusher |
| AK56D | band - band |
| AK57D | band - leather band |
| 11C86BGH | others - hour hand |
| 11C86BGM | others - minute hand |
| 03EA2CK | others - sub hand |
| 0866622 | others - holding ring for dial |
| 0878527 | others - date dial |
| 0878536 | others - date dial |
| 7T274 | others - machine code |
| 7T276A2061 | others - case |
| 7T276A3LX913 | others - dial |
| 7T276A3LX914 | others - dial |
| 7T276A7LX914 | others - dial |
| 82282829 | others - bezel |
| 86515049 | others - conducting plate |
| A180CS | others - push pin |
| 7T276A206Y | others - case |
| 82282823 | others - bezel |
| 7T276A20 | others - case back |
| 81400709 | others - button spring clip |
| 81350540 | others - button spring |
| 86177531 | others - crystal plastic gasket |
| 03EA2CG | others - sub hand |
| 04Y06AKH | others - hour hand |
| 12SC54PC | others - second hand |
| 12SC54PA | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 81400829 | others - button spring clip |
| 11C86BSH | others - hour hand |
| 11C86BSM | others - minute hand |
| 04Y06FGH | others - hour hand |
Other models with the same movement