GMA-S2100-1A Case Color_Stainless Steel Black with the brand logo engraved

with the brand logo engraved on the case back

and case of the GST-400G are gold colored to add an extra touch of elegance to the overall design

1-second stopwatch

Selectable illumination duration (1

altitude/barometer

GMA-S2100-1A Case Color_Stainless Steel Black with the brand logo engravedFrom G SHOCK, the toughness watches that are ever evolving in an endless pursuit of strength, this downsized version of the popular GA 2100 model has a simple, thin design that eliminates waste while maintaining a tough structure. The base GA 2100 model is a thinner G SHOCK model that inherits the octagonal shape of the first DW 5000C model. The flat face and simple bar indices create a simple yet solid impression. The coloring is a matte black that