Current Production
GST-B300S
CASIO GST-B300S-1A
Casio does not publish a price for this reference on its own site.
Case size51 × 50.3 × 15.3 mm
Case materialResin / Stainless steel
CrystalMineral Glass
Water resistance200 m
MovementTough Solar
Bracelet or strapResin Band
Specifications as published by Casio →
Last verified Aug 18, 2026