The Seiko 3B21-0AL0 is a watch model based on the 3B21 movement.
Parts List
| DG83BW | band - leather band |
| DG84AW | band - leather band |
| DG83BW-BK00 | clasp - clasp |
| DG84AW-BK00 | clasp - clasp |
| S140BS | others - push pin |
The Seiko 3B21-0AL0 is a watch model based on the 3B21 movement.
| DG83BW | band - leather band |
| DG84AW | band - leather band |
| DG83BW-BK00 | clasp - clasp |
| DG84AW-BK00 | clasp - clasp |
| S140BS | others - push pin |