The Seiko 1N00-6S20 is a watch model based on the 1N00 movement.
Parts List
| RE6A69SN02 | crystal - crystal |
| 6M35G5SNS0 | crown - crown |
| 6M35G5SNG0 | crown - crown |
| 0F180BA1S | case back gasket - case back gasket |
| 30M6AB-LK3 | band - link |
| 30M6BB-LK5 | band - link |
| 30N1CB-LK5 | band - link |
| 30M6AB | band - band |
| 30M6BB | band - band |
| 30N1CB | band - band |
| 30M6AB-BKM | clasp - buckle |
| 30M6BB-BKN | clasp - buckle |
| 30N1CB-BKM | clasp - buckle |
| 30M6AB-PB6 | clasp - parts for buckle |
| 30M6BB-PB6 | clasp - parts for buckle |
| 30N1CB-PB6 | clasp - parts for buckle |
| 1CB040A1BNG | others - hour hand |
| 2CH060A1BNS | others - minute hand |
| 1CB040A1BNS | others - hour hand |
| 1CH042A1BAC | others - hour hand |
| 2CB060A1BNG | others - minute hand |
| 2CB060A1BNS | others - minute hand |
| 2CH060A1BAC | others - minute hand |
| 1CH042A1BNS | others - hour hand |
| 1CA042FABNS | others - hour hand |
| 2CA065A5BNS | others - minute hand |
| 82846090 | others - case ring |
| 1N006S2001A | others - case |
| 1N006S20 | others - case back |
| 1N004Z50XB13 | others - dial |
| 1N004Z50XN13 | others - dial |
| 1N004Z50XS13 | others - dial |
| 1N005M70XG14 | others - dial |
| 1N005M70XL13 | others - dial |
| 1N005M70XS13 | others - dial |
| 1N005M70XS24 | others - dial |
| 1N005M80XL19 | others - dial |
| 1N005M80XN19 | others - dial |
| 1N009 | others - machine code |
| 1N006S2002A | others - case |
| 0351807 | others - winding stem |
| DB004BAD1 | others - crown and stem gasket |
| S150BS | others - push pin |
| 1N006S2003A | others - case |
Caliber 1N00
