Casio Men's 48.00mm Solar Watch with Grey Analogue dial and Black Rubber Strap GST B100 1AER

JET ENGINE BLADE ROTATING DIAL: A dual-coil motor drives a rotating disc dial at 9 o'clock styled after heavy jet engine blades, doubling as an alarm indicator and battery level display BLUETOOTH SMARTPHONE TIME SYNC: Bluetooth connectivity delivers accurate time acquisition via your smartphone, keeping this analogue-chronograph G-STEEL precisely on time TOUGH SOLAR POWERED MOVEMENT: Tough Solar charging keeps the watch running reliably without battery changes, backed by high-brightness LED illumination for night visibility SLIM LAYER GUARD MODULE: Layer guard structure and high-density mounting technology create a slimmer, thinner module for improved wearability without sacrificing toughness WATER RESISTANT TO 20 BAR: With dual-dial world time and a solid urethane band, this 48mm G-STEEL chronograph is built to handle rain, splashes and everyday adventure