JIW / HISTORICAL REFERENCE PROJECT / 日本の時計資料室RESEARCH DESK BULLETIN · NO. 001 ↗
MODEL REFERENCE / SEIKO / QUARTZ

SilverWave

2A23-0120

A sport-oriented quartz family, with individual caseback and dial references awaiting verification.

Identification pendingPeriod unconfirmed
Illustrative reconstruction of Seiko SilverWave
HISTORICAL CONTEXT

About the reference

Our file requires reliable model imagery and contemporary Seiko documentation before claiming specific ratings, dating, or originality.

Why it belongs in the archive

“SilverWave” is a family name, not a complete specification.

Identification notes

Reference, function and decade are provisional demo data.

Proper identification compares the reference, movement stamp, dial code, caseback or case construction, observed hands and dial, and period catalogs. Replacement parts and past service can create contradictions without establishing fraud or a precise production date.

Sources & research quality

We distinguish direct manufacturer or museum evidence from collector observations, dealer descriptions and anecdotal reports. Claims not yet supported are left visibly open.

  • Further archival source verification is still pending.

Found an error? Contact us through the Research Desk, including a clear photograph of the relevant marking and the source of your proposed correction.

Documented specimens

None published through the Nurse Station pipeline yet. This stage intentionally demonstrates the reference layout without impersonating a real accession.

See how a future individual accession page will work ↗