The Seiko 1N00-5A39 is a watch model based on the 1N00 movement.
Parts List
| K04N30JN01 | crystal |
| K04N30JN | crystal |
| 30M98NA1 | crown |
| 0H1400B01 | case back gasket - case back gasket |
| 0H1400B0 | case back gasket |
| Z5377G | band |
| Z53773 | band - metal band |
| Z53773-LKG | band - link |
| Z5377G-LKG | band - link |
| Z53773-PB1 | clasp - parts for buckle/clasp |
| Z5377G-BK4G | clasp - clasp |
| Z53773-BK4G | clasp - clasp |
| 81180229 | others - bracelet fixing pipe |
| 81604259 | others - bracelet fixing pin |
| 82821600 | others - case ring |
| 1N000C50XG15 | others - dial |
| 1N005A39 | others - case back |
| 1N005A3925 | others - case |
| 1N009 | others - machine code |
| 0351807 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 05Y32DAM | others - minute hand |
| 05Y32DAH | others - hour hand |
Caliber 1N00
