GA-2100-1A1ER, Grey Octagon series watch, Casio G-SHOCK

This GA-2100 is a sleek black and grey watch that embeds the latest carbon core guard technology in a slimmer more refined case.

G-Shock Analog-Digital Limited Edition Matte Black w/ Orange 45mm Watch, Model GA2100-1A4 Make a splash with color set against matte black in a special design that pops with neon accents. The octagonal shape and streamlined design of the GA2100-1A4 puts on textured matte black and vibrant neon orange accents for a stylishly cool new look.

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