The Seiko Almanac · by Tiny Hour Tales
Movement referenceLong production run

Seiko caliber 4N21

Three-hand ladies quartz with battery end-of-life indicator, 14.5 x 10.8 x 1.9 mm, SR516SW. Seiko's JDM table lists the 4N21B version released Oct 1988; it appears in JDM catalogs 1990-1998 (Lucent, Exceline, Spirit); a dealer dates one Lukia example to May 1999.

Type
quartz
Jewels
—
Produced
1987–2002 (approx.)
Family
4N analog quartz (ladies, rectangular)

Have a 4N21? Find the year it was made.

In the catalogue

0 models

No models with the 4N21 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 4N21, in the shop now

The shop’s own listing names the 4N21 for this watch.