The Seiko 8N20-6099 is a watch model based on the 8N20 movement.
Parts List
| 270P01SN03 | crystal |
| 6M30B3NDG0 | crown |
| 0F260BAA3 | case back gasket - case back gasket |
| 0F200BAA3 | case back gasket - case back gasket |
| 86581930 | crystal gasket - plastic gasket for crystal |
| L1005C-LKG | band - link |
| L1005G-LKG | band - link |
| L1005C | band |
| L1005G | band |
| L1005G-PB1 | clasp - parts for buckle/clasp |
| L1005C-BK7S | clasp - clasp |
| L1005C-PB1 | clasp - parts for buckle/clasp |
| L1005G-BK7G | clasp - clasp |
| 0351388 | others - winding stem |
| DZ0040B01 | others - crown and stem gasket |
| 81180249 | others - bracelet fixing pipe |
| 81610259 | others - bracelet fixing pin |
| 82353091 | others - bezel |
| 82852830 | others - case ring |
| 8N206099 | others - case back |
| 8N20609976 | others - case |
| 8N206099SF | others - case |
| 8N206130XS14 | others - dial |
| 8N206140XS19 | others - dial |
| 8N2063 | others - machine code |
| 2BB110A1BDG | others - minute hand |
| 11T99CAM | others - minute hand |
| 11T93VJH | others - hour hand |
| 11T93JGM | others - minute hand |
| 11T99AAH | others - hour hand |
| 1BB080A1BAX | others - hour hand |
Caliber 8N20
Other models with the same movement
| 8N20-5000 |
| 8N20-5019 |
| 8N20-5020 |
| 8N20-6000 |
| 8N20-6001 |
| 8N20-6010 |
| 8N20-6020 |
| 8N20-6030 |
| 8N20-603A |
| 8N20-6040 |
| 8N20-6070 |
| 8N20-6080 |
| 8N20-6100 |
| 8N20-6110 |
| 8N20-6120 |
| 8N20-6130 |
| 8N20-6140 |
| 8N20-7000 |
| 8N20-700A |
| 8N20-8009 |