Casio GSTB100XA-1A

While Casio has always been ahead of the game when it comes to wearable tech, the G-Shock GSTB100XA-1A G-Steel comes with a lot of cutting edge advancements. For example, it uses Bluetooth low energy (BLE) technology to network with your smart phone via the G-SHOCK connected app. BLE lets smartphone users experience richer, more interactive connections beyond the mobile handset while using less power. Another difference between many smart watches and the GSTB100XA-1A is that even when youre connected, you can quickly switch back to time mode at the press of a button. And it will accurately update you no matter where in the world you may be. And because short battery life and having to carry around all kinds of charging devices is a hassle, a big advantage of the GSTB100XA-1A is that it uses solar-powered charging capabilities. And it comes with and a super LED light for maximum visibility in the dimmest of situations. This latest Connected model is not only a mix of wireless technologi