The Seiko 5T52-7A21 is a watch model based on the 5T52 movement.
Parts List
| 295W30JN01 | crystal |
| 35ML0NA1 | crown |
| 0351580 | crown - winding stem |
| 40ME2NS5 | crown |
| 40ME2NA4 | crown |
| 35ML0NS1 | crown |
| 0A2800B01 | case back gasket |
| 86572420 | crystal gasket - plastic gasket for crystal |
| 86179271 | bezel gasket - plastic gasket for bezel |
| 80603389 | pusher |
| 80603381 | pusher |
| Z1600S | band |
| Z1600C-LKG | band - link |
| BQJ49G | band - leather band |
| Z1600S-LKS | band - link |
| ZQJ23G | band |
| Z1600C | band |
| Z1600S-PB1 | clasp - parts for buckle/clasp |
| Z1600C-BK2S | clasp - clasp |
| Z1600C-PB1 | clasp - parts for buckle/clasp |
| Z1600S-BK2S | clasp - clasp |
| 04EC0AG | hand - small hand (6h) |
| 04EC0AJ | hand - sub hand |
| 04Y26AJH | hand - hour hand |
| 04Y26AGH | others - hour hand |
| 81400709 | others - button spring clip |
| 81350540 | others - button spring |
| EG0060B01 | others - button gasket |
| 0866599 | others - holding ring for dial |
| 0878527 | others - date dial |
| 0878528 | others - date dial |
| 5T524 | others - machine code |
| 5T527A21 | others - case back |
| 5T527A2175 | others - case |
| 5T527A2198 | others - case |
| 5T527A21M0 | others - case |
| 5T527A3LX914 | others - dial |
| 5T527A3LX934 | others - dial |
| 5T527A3LX944 | others - dial |
| 5T527A3LXG14 | others - dial |
| 82283303 | others - bezel |
| 82283304 | others - bezel |
| 84323183 | others - dial ring |
| 84323184 | others - dial ring |
| 86503221 | others - decorative plate |
| 86503222 | others - decorative plate |
| 86510089 | others - conducting plate |
| A190BS | others - push pin |
| Z1600S-EPS | others - endpiece |
| Z1600C-EPG | others - endpiece |
| 03E48AG | others - small hand(12h) |
| 03E48AJ | others - (hand(special)) |
| 0Z0060B01 | others - crown and stem gasket |
| 12SCA6HP | others - second hand |
| 12CD6LGM | others - minute hand |
| 12CD6LGH | others - hour hand |
| 12SCA6HA | others - second hand |
| 12CD6KGM | others - minute hand |
| 12CD6KGH | others - hour hand |
Caliber 5T52
