G-Shock GST-B100D-1AER Stainless Steel Watch. A G-STEEL model featuring an analogue chronograph and a stainless steel band inspired by heavy jet engine blades. The rotating disc dial at 9 o’clock, powered by a dual-coil motor, moves the dial blades, creating a striking functional aesthetic. Equipped with alarm, stopwatch, and battery indicator functions, it also benefits from a layer guard structure and high-density mounting technology for improved wearability and a slimmer profile. Bluetooth® connectivity ensures precise timekeeping via smartphone, while Tough Solar, high-brightness LEDs, and dual-dial world time enhance performance and practicality.