The Seiko 5T52-6B20 is a watch model based on the 5T52 movement.
Parts List
| 310W78HN01 | crystal |
| 310W78HN | crystal |
| 0351580 | crown - winding stem |
| 40MD4NA1 | crown - crown |
| 40MD4NB1 | crown - crown |
| 0F270NA1S | case back gasket - case back gasket |
| 0F270NA1 | case back gasket |
| 86581460 | crystal gasket |
| 86581461 | crystal gasket |
| 86179051 | bezel gasket - plastic gasket for bezel |
| 80603201 | pusher |
| 80603206 | pusher |
| B1861G | band |
| B1861C | band |
| B1861C-LKG | band - link |
| B1861G-LKG | band - link |
| B1861K-LKG | band - link |
| B1861L | band - metal band |
| B1861L-LKG | band - link |
| B1861M | band - metal band |
| B1861B | band |
| B1861K | band |
| B1861G-PB1 | clasp - parts for buckle/clasp |
| B1861K-BK1G | clasp - clasp |
| B1861C-PB1 | clasp - parts for buckle/clasp |
| B1861G-BK1G | clasp - clasp |
| B1861L-PB1 | clasp - parts for buckle/clasp |
| B1861L-BK1S | clasp - clasp |
| B1861K-PB1 | clasp - parts for buckle/clasp |
| B1861C-BK1S | clasp - clasp |
| 11CA8KBM | others - minute hand |
| 11CA8KBH | others - hour hand |
| 04E40DG | others - sub hand |
| 04E40CG | others - small hand (6h) |
| 03EA2DG | others - sub hand |
| 0866599 | others - holding ring for dial |
| 0878527 | others - date dial |
| 5T524 | others - machine code |
| 5T526B20 | others - case back |
| 5T526B2075 | others - case |
| 5T526B2075A | others - case |
| 5T526B2075Z | others - case |
| 5T526B2098 | others - case |
| 5T526B2098A | others - case |
| 5T526B2098Z | others - case |
| 5T526B2LX914 | others - dial |
| 5T526B2LXS14 | others - dial |
| 5T526B2WX914 | others - dial |
| 5T526B2WXS14 | others - dial |
| 82284421 | others - bezel |
| 82284424 | others - bezel |
| 84323583 | others - dial ring |
| 84323584 | others - dial ring |
| 86510109 | others - conducting plate |
| A190BS | others - push pin |
| 81400709 | others - button spring clip |
| 81350540 | others - button spring |
| EG0060B01 | others - button gasket |
| B1861C-EPG | others - endpiece |
| B1861L-EPG | others - endpiece |
| B1861G-EPG | others - endpiece |
| B1861K-EPG | others - endpiece |
| 03EA2CG | others - sub hand |
| 0Z0060B01 | others - crown and stem gasket |
| 11CA8LAM | others - minute hand |
| 12SCA6HP | others - second hand |
| 12SCA6HA | others - second hand |
| 04Y08NGH | others - small hand (6h) |
| 04Y08FGH | others - hour hand |
| 1AB080A2BLG | others - hour hand |
| 11CA8LAH | others - hour hand |
Caliber 5T52
