The Seiko Almanac · by Tiny Hour Tales
Movement reference

Seiko caliber 2J31

High-accuracy ladies quartz rated +/-20 s/year, no date, SR421SW, used in Exceline. Absent from Seiko's full JDM caliber tables of 1992-1994; first found in the 1995 JDM catalogs and still indexed in 1998. End year is widened.

Type
quartz
Jewels
4
Produced
1994–2004 (approx.)
Family
2J high-accuracy quartz (ladies)

Have a 2J31? Find the year it was made.

In the catalogue

0 models

No models with the 2J31 are in the catalogued sets yet — the extracted catalogues are mostly 1968–1977 Japanese-domestic editions. More catalogues are being read.

Available at Tiny Hour Tales

With the 2J31, in the shop now

The shop’s own listing names the 2J31 for this watch.