Casio G-LIDE Solar Radio 2018 Summer Version Black GWX-5700CS-1JFProduct Highlights For the base model, we've selected the GWX 5700 with a slim and highly wearable round case equipped with radio solar technology. Drawing inspiration from colors commonly used in wetsuits and surfboards, the design of the GWX 5700CS features a lineup of three colors: classic black often seen in wetsuits, white as an accent color, and a blue reminiscent of the sea. Finished with a sophisticated matte touch, these watches boast a