The Casio G-ShockGM6900-1 has a stainless-steel bezel that provides a high-polish finish for a more classic and professional look. Its grey resin band and glass fiber resin case give it more durability and added protection against drops, bending, and cracking. Its luxurious, but rugged design includes shock and water-resistant construction making it suitable for active lifestyles. This metal Casio G Shock watch is 20-bar water resistant, meaning it is safe to wear while swimming, diving, or surfing. Our team is impressed with the overall look and versatility of the Casio G Shock GM6900 1 Grey. A backlight makes it easy to read, even in the dark. Other features of this metal-forged watch include a multi-function alarm, an auto-calendar for better time management, a flash alert, and a stopwatch for athletic training. The original G-Shock GM 6900 came out in 1995. However, this 25th anniversary was released in 2020 for the original price of $180.