Current Production
GMD-B300
CASIO GMD-B300-2
Casio does not publish a price for this reference on its own site.
Case size46.4 × 43.8 × 12 mm
Case materialResin / Bio-based resin
CrystalMineral Glass
Water resistance200 m
Bracelet or strapBio-based resin band
Specifications as published by Casio →
Last verified Aug 18, 2026