Smart WatchesCasio to Launch Slimmest-Ever G-STEELdevicenextMarch 19, 2021March 19, 2021 by devicenextMarch 19, 2021March 19, 20210 Presenting a stylishly designed look, the new GST-B400 watches deliver the slimmest case of any G-STEEL yet, at just 12.9 mm. They feature a new,...