The Seiko Almanac · by Tiny Hour Tales
Model reference

Seiko 51-5-260

five group (ファイブグループ) · catalogued in 1969

Case
SS
Jewels
23
Dial
silver
List price
¥11,500 (SS・WP) / ¥13,500 (SGP・WP)
Seiko 51-5-260 as pictured in the 1969 Seiko JDM Catalog No.2, page 18
From the 1969 Seiko catalogue, page 18View Page

From the catalogue

Dial
silver
Case
SS
Bracelet
MB
Jewels
23
Water resist.
WP
List price
¥11,500 (SS・WP) / ¥13,500 (SGP・WP)
Specs
automatic (自動巻) · Hardlex crystal (ハードレックス付)

セイコーファイブ (Seiko Five); 261 = same watch with the Japanese-language (和) day wheel

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