The Seiko 2P20-0079 is a watch model based on the 2P20 movement.
Parts List
| 240N13JV02 | crystal |
| 240N13JV01 | crystal |
| 30M33NG1 | crown |
| 0G2410B02 | case back gasket |
| 0G2410B0 | case back gasket |
| AC004BA1 | case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| B1428H | band - metal band |
| B1428H-LKG | band - link |
| B1428H-PB1 | clasp - parts for buckle/clasp |
| B1428H-BK4G | clasp - clasp |
| 09Y01DSH | hand - hour hand |
| 09Y01DSM | hand - minute hand |
| 2P200079HE | others - case |
| 2P200330XB13 | others - dial |
| 82733130 | others - case ring |
| A150BS | others - push pin |
Caliber 2P20
