The Seiko 1N00-6K40 is a watch model based on the 1N00 movement.
Parts List
| BA3A53J20A | crystal - crystal |
| BA3A53J20B | crystal - crystal |
| BA3A53J20C | crystal - crystal |
| 6M35F7SNG0 | crown - crown |
| 6M35F7SNS0 | crown - crown (3h) |
| 0F170BA1S | case back gasket - case back gasket |
| 3037AZ | band - band |
| 3036JZ | band - band |
| 3036KZ | band - band |
| 3037JZ | band - band |
| 3036AZ | band - band |
| 3036AZ-LK2 | band - link |
| 3036JZ-LK2 | band - link |
| 3036KZ-LK4 | band - link |
| 3037AZ-LK2 | band - link |
| 3037JZ-LK2 | band - link |
| 3036KZ-PB2 | clasp - parts for buckle |
| 3036AZ-BKC | clasp - buckle |
| 3036AZ-PB4 | clasp - parts for buckle |
| 3037AZ-BKC | clasp - buckle |
| 3037AZ-PB4 | clasp - parts for buckle |
| 3037JZ-PB2 | clasp - parts for buckle |
| 3036JZ-PB2 | clasp - parts for buckle |
| 3036JZ-BKC | clasp - buckle |
| 3036KZ-BKD | clasp - buckle |
| 3037JZ-BKC | clasp - buckle |
| 1CA035AZBNG | others - hour hand |
| 1CA035AZBNS | others - hour hand |
| 2CA052AZBDG | others - minute hand |
| 2CA052AZBDS | others - minute hand |
| 1N006K4001A | others - case |
| 1N006K40 | others - case back |
| DB004BAD1 | others - crown and stem gasket |
| 81606439 | others - bracelet fixing pin |
| 81190075 | others - bracelet fixing pipe |
| 82846150 | others - case ring |
| 81607599 | others - bracelet fixing pin |
| 1N004Z20XB13 | others - dial |
| 1N004Z28XB13 | others - dial |
| 1N004Z28XS14 | others - dial |
| 1N004Z28XS23 | others - dial |
| 1N004Z30XB13 | others - dial |
| 1N004Z30XS13 | others - dial |
| 1N004Z38XB13 | others - dial |
| 1N004Z38XS13 | others - dial |
| 1N009 | others - machine code |
| 1N006K4002D | others - case |
| 1N006K4001D | others - case |
| 1N006K4003D | others - case |
| 1N006K4003A | others - case |
| 0351807 | others - winding stem |
Caliber 1N00
