The Seiko Almanac · by Tiny Hour Tales
Model referenceCal. 1104

Seiko YSA860

手巻腕時計 (hand-wound watches) · catalogued across 1978 · 1979

Case
SGP
Jewels
17
Dial
white, Arabic numerals
List price
¥12,000
Seiko YSA860 as pictured in the Seiko V2, page 95
From the 1978 Seiko catalogue, page 95View Page

Identifiers

Caliber
1104
Case–dial code
003-010

From the catalogue

Dial
white, Arabic numerals
Case
SGP
Strap
11.5 mm
Jewels
17
List price
¥12,000
Specs
SGP · seconds hand

Printed case-dial code 003-104 struck through, 010 written in by hand

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