Use case
Evaluate it in the context of G-SHOCK and the 2100 Series series.

GA-B2100-1A — an informational G-SHOCK 2100 Series reference page with key specifications, dimensions, materials and CASIO.md editorial guides.
Evaluate it in the context of G-SHOCK and the 2100 Series series.
Size 48.5 × 45.4 × 11.9 mm and weight 52 g tell more about fit than one case measurement.
Solar. Bluetooth. 200 m.

GA-B2100-1A1 — an informational G-SHOCK 2100 Series reference page with key specifications, dimensions, materials and CASIO.md editorial guides.

DW-5600UE-1 — an informational G-SHOCK 5600 Series reference page with key specifications, dimensions, materials and CASIO.md editorial guides.

GM-2110D-2A — an informational G-SHOCK 2100 Series reference page with key specifications, dimensions, materials and CASIO.md editorial guides.
The price is shown for reference only and is not an offer to sell.