The Seiko Almanac · by Tiny Hour Tales
Model reference

Seiko 83BA-130

business (ビジネスグループ) · catalogued in 1968

Case
SS / SGP
Jewels
27
List price
¥13,500 (SS·WP) / ¥15,500 (SGP·WP)
Seiko 83BA-130 as pictured in the Seiko JDM Catalog No.1, page 6
From the 1968 Seiko catalogue, page 6View Page

Identifiers

Case–dial code
800-807

From the catalogue

Case
SS / SGP
Jewels
27
Water resist.
WP
List price
¥13,500 (SS·WP) / ¥15,500 (SGP·WP)
Specs
automatic · day-date (day spelled out at 6)

ビジネスA (Business-A); 自動巻; 131 = same case/dial code, 和 = day shown in Japanese characters (footnote: 和印は曜日が和文字です)

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