Introducing the Casio G-Shock GA-B2100-2AJF, a modern and stylish wristwatch for men. This watch boasts a square navy blue case made of carbon and resin, with a black dial and 12-hour dial. It also features a timer, date indicator, alarm, and world time, making it a perfect accessory for any occasion. In addition, this watch is equipped with Bluetooth and a day indicator, and is water-resistant up to 200m (20ATM). The strap is made of blue rubber and resin, and the watch is powered by a quartz (battery) movement. The Casio G-Shock GA-B2100-2AJF is a must-have for any watch enthusiast, and is sure to impress with its sleek design and functionality.