The Casio G-SHOCK GA2100WD-1 combines the iconic toughness of G-SHOCK with a slimmer and more modern design. Part of the popular 2100 series, this model features the famous octagonal bezel shape inspired by the original G-SHOCK watches released in the 1980s. The clean black and white colour design gives the watch a bold and modern appearance that works well with both This abundantly cool design is available in five different models. Choose your favourite — the GA-700 with front button design, the GA-100 or GA-110 with large case, the triple-graph design of the DW-6900, or the GA-2100 with octagonal case.