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WatchRefs
GBP
  1. Casio
  2. GST
  3. G-SHOCK

Casio

GST-B400XD-1A2

In production All GST references
Case diameter
49.6mm
Water resistance
200 m
Crystal
Mineral crystal

Casio GST-B400XD-1A2: 49.6 mm case, 200 m water resistance.

Where to buy

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Specifications

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

Movement

Movement
Solar

Case & crystal

Case material
Carbon/Stainless steel
Case diameter
49.6mm
Case thickness
12.9mm
Lug to lug
46.6mm
Crystal
Mineral crystal

Resistance

Water resistance
200 m

Catalogue

List price
≈ GBP 369
CNY 3,290
Family
GST
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Variants

Same watch, different market or bracelet
Reference Edition Region Band Clasp Weight
GST-B400XD-1A2 — — Stainless steel — 154g

More Casio GST references