Business Meet the man who created G-Shock, the world’s toughest watch Updated : October 17, 2019 08:06 PM IST Casio has sold over 100 million G-Shock watches since 1983, and the sub-brand has long been a cult. The first G-Shock looked the way it did because its design was dictated by its functionality. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.