The Seiko 1N00-1H80 is a watch model based on the 1N00 movement.
Parts List
| 190A54LN03 | crystal - crystal |
| 6M30D2SNW1 | crown - crown (3h) |
| 6M30D2SNG1 | crown - crown |
| 0F180BA1S | case back gasket - case back gasket |
| 71X3XG | band - band |
| 71X3YG | band - band |
| 71X3ZG | band - band |
| 71X3XG-LK6 | band - link |
| 71X3YG-LK6 | band - link |
| 71X3ZG-LK5 | band - link |
| 71X3XG-PB4 | clasp - parts for buckle |
| 71X3XG-BKC | clasp - buckle |
| 71X3YG-BKE | clasp - buckle |
| 71X3ZG-BKC | clasp - buckle |
| 71X3YG-PB4 | clasp - parts for buckle |
| 71X3ZG-PB4 | clasp - parts for buckle |
| 1CH050A0BNS | others - hour hand |
| 2CA075A1BNG | others - minute hand |
| 2CH075A0BNS | others - minute hand |
| 81181459 | others - bracelet fixing pipe |
| 81607199 | others - bracelet fixing pin |
| 82830180 | others - case ring |
| 1N001H8001 | others - case |
| 1N001H8003 | others - case |
| 1N001H8002 | others - case |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| 1N005N34XB19 | others - dial |
| 1N005N34XS19 | others - dial |
| 1N005N44XS14 | others - dial |
| 1N005N44XS24 | others - dial |
| 1N009 | others - machine code |
| 1CA050A1BNG | others - hour hand |
Caliber 1N00
