G-Shock The first G-Shock was the DW-5000C designed by an engineer working for Casio named Kikuo Ibe. It was released in April 1983. For the next few years Casio released a handful of new models each year. The Baby-G models were released in 1991. The popularity of G-Shocks increased rapidly throughout the 1990s. By 1998, 19 million G-Shocks had been sold worldwide, and there seemed to be a peak in demand as over 220 new models were released in that year alone BaBy-G Casio's Baby-G casual watches are popular with young women who enjoy fashion trends and choose styles that reflect their individual personalities. Along with the toughness inherited from G-SHOCK, including shock- and water-resistance, the Baby-G brand offers fashion appeal inspired by individualistic styling and creative color use, as well as a range of functions including a stopwatch and World Time.