Model reference
Seiko 83BA-120
business (ビジネスグループ) · catalogued in 1968
- Case
- SS
- Jewels
- 27
- List price
- ¥13,500 (SS·WP)

Identifiers
- Case–dial code
- 803-806
From the catalogue
- Case
- SS
- Jewels
- 27
- Water resist.
- WP
- List price
- ¥13,500 (SS·WP)
- Specs
- automatic · day-date (day spelled out at 6)
ビジネスA (Business-A); 自動巻; 121 = same case/dial code, 和 = day shown in Japanese characters (footnote: 和印は曜日が和文字です)
Appears in
- Seiko JDM Catalog No.1p.6 · view page
Elsewhere at Tiny Hour Tales
Seiko pieces in the shop now
Not this reference or caliber — simply the Seiko-family watches available today.




