The Seiko 2P20-036B is a watch model based on the 2P20 movement.
Parts List
| 195P02HN03 | crystal |
| 195W69HN01 | crystal |
| 32M55NK1 | crown |
| 0F160BAA5 | case back gasket - case back gasket |
| AC004BA11 | case back gasket - crown and stem gasket |
| 86582634 | crystal gasket - plastic gasket for crystal |
| BGZ28F | band - leather band |
| BGZ28F-LB | band - leather without buckle |
| BGZ33S | band - leather band |
| BGZ28F-BK7S | clasp - clasp |
| A110BS | others - push pin (for mb) |
| 2P200360 | others - case back |
| 2P20036BWZ | others - case |
| 2P201570XN19 | others - dial |
| 82802950 | others - case ring |
Caliber 2P20
