The Seiko 8N91-6000 is a watch model based on the 8N91 movement.
Parts List
| 270A02S20A | crystal |
| 32M89DE4 | crown |
| 32M89DX4 | crown |
| 0H2400B01 | case back gasket - case back gasket |
| 0F220NAA3 | bezel gasket |
| LK53F | band - leather band |
| LK54F | band - leather band |
| DZ0040B01 | others - crown and stem gasket |
| 0351388 | others - winding stem |
| 82843010 | others - case ring |
| 81501115 | others - screw |
| 81501118 | others - screw |
| 82353695 | others - bezel |
| 82353696 | others - bezel |
| 8N9110 | others - machine code |
| 8N916000 | others - case back |
| 8N9160006EA | others - case |
| 8N91600093A | others - case |
| 8N916000XG14 | others - dial |
| 8N916000XS13 | others - dial |
| A170AS | others - push pin |
| 11SC713S | others - second hand |
| 11TB3EGH | others - hour hand |
| 11SC713G | others - second hand |
| 11TB3EGM | others - minute hand |
| 11TB3ESH | others - hour hand |
| 11TB3ESM | others - minute hand |