G-Shock — The CasiOak

G-SHOCK GM-S2100PG-4A

Produced 2023–present. A 2023-onward GM-S2100 CasiOak running Casio's quartz Module 5663 with world time and digital hour-and-seconds readouts, catalogued as reference GM-S2100PG-4A in Casio's US sitemap.

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G-SHOCK GM-S2100PG-4A
ReferenceGM-S2100PG-4A
BrandG-Shock
FamilyThe CasiOak
Produced2023–present
StatusIn production

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