Even by G-Shock’s standards, the Frogman is an absolute unit.. Introduced in the early 1990s, the watch was the first G-Shock to achieve ISO 6425 certification, making it a robust and reliable diver’s ...

G-SHOCK Expands FROGMAN Line with MRGBF1000 “Goliath Frogman”: A titanium-clad timepiece for divers inspired by the world's largest frog.