G-Shock Watch G-Squad Pro Sport Smartwatch GSW-H1000-1ER. The G-Shock watches GSW-H1000, a G-SQUAD PRO smartwatch powered by Wear OS by Google and packed with functions that help you stay fit using activity goals and fitness tracking. The GSW-H1000 is the latest addition to the sporty G-SQUAD line of shock resistant G-Shock watches.