Skip to content
WatchRefs
SGD
  1. Seiko
  2. HAD
  3. Astron
HAD002

Seiko

HAD002

Also sold as HAD002JJapan

In production All HAD references →
Caliber
8B63
Case diameter
41.3mm
Water resistance
100 m
Crystal
Sapphire crystal

Seiko HAD002: caliber 8B63, 41.3 mm case, 100 m water resistance.

Where to buy

No one is listing this watch right now.

Back-in-stock alert

One email when a store in this market has it for sale. If it sells out again, we keep watching — and every email carries an unsubscribe link.

Specifications

Specifications from Seiko, last seen 2026-09-21.

Movement

Caliber
8B63 All 8B63 watches →
Movement
Solar
Jewels
10

Case & crystal

Case material
Pure titanium
Case diameter
41.3mm
Case thickness
10.6mm
Lug to lug
46.9mm
Crystal
Sapphire crystal

Resistance

Water resistance
100 m
Magnetic resistance
Antimagnetic

Catalogue

Family
HAD
Something wrong on this page? Tell us
What’s wrong
No email needed. We read every report and fix what’s wrong.

Variants Same watch, different market or bracelet

Reference Edition Region Band Clasp Weight
HAD002J J Japan Three-fold clasp with push button release and micro-adjuster 93g

More Seiko HAD references