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Casio G-Shock G-Steel GST-B400

The latest addition to G-Shock's G-STEEL line is their thinnest model ever. The new GST-B400 is just .25" thick, utilizing a new module to achieve its slim profile and it requires significantly less power than previous models with its use of just two watch hands and low-power Bluetooth connectivity. Available on a rubber strap or a steel bracelet, the GST-B400 models feature a shock-resistant construction, water resistance up to 200M/656ft, a 38 time zone world timer, stopwatch, countdown timer, alarm, Smartphone Link, and Tough Solar power charging with a battery life of up to 18 months with the power-saving function activated.

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