The Seiko 7N01-5B20 is a watch model based on the 7N01 movement.
Parts List
| ES0A12JN02 | crystal |
| ES0A12JN | crystal |
| 8M35A0NNG1 | crown - crown |
| 8M35A0NN | crown |
| 0A2500N01 | case back gasket - rotating bezel gasket |
| Z1665G | band |
| Z1665G-LKG | band - link |
| Z1665G-BK4G | clasp - clasp |
| 3AA125F0ANG | others - second hand |
| A100BS | others - push pin (for mb) |
| 7N010 | others - machine code |
| 7N015B20 | others - case back |
| 7N015B2075 | others - case |
| 7N015B20XB14 | others - dial |
| 7N015B20XG14 | others - dial |
| 7N015B40XB14 | others - dial |
| 7N015B40XG14 | others - dial |
| 0351890 | others - winding stem |
| 82832860 | others - case ring |
| AD006BA1 | others - crown gasket |
| AD006BA12 | others - crown gasket |
| 2AE085LABDG | others - minute hand |
| 1AE055LABDG | others - hour hand |