The Seiko 4N20-0079 is a watch model based on the 4N20 movement.
Parts List
| 195A02SN01 | crystal - crystal (sapphire) |
| 195W87SN01 | crystal |
| 195A02SN | crystal |
| 195W87SN | crystal |
| 25M55DA1 | crown |
| 0F170BAA | case back gasket |
| 0F170BAA3 | case back gasket - case back gasket |
| B5577G | band |
| B5577G-LKG | band - link |
| B5577G-PB1 | clasp - parts for buckle/clasp |
| B5577G-BK4G | clasp - clasp |
| DZ0040B01 | others - crown and stem gasket |
| 0351156 | others - winding stem |
| 81181459 | others - bracelet fixing pipe |
| 81607199 | others - bracelet fixing pin |
| 4N200079 | others - case back |
| 4N20007975 | others - case |
| 4N200230XS14 | others - dial |
| 82840490 | others - case ring |
| 07Y37JGM | others - minute hand |
| 07Y37JGH | others - hour hand |