Upgrade your look with this men's casio g-shock classic solar-powered black watch with bluetoothâ® technology. The black dial features luminous hands, a mode indicator sub-dial, two-tier digital display and double led super illuminator backlight. 45. 0mm black resin and stainless steel case with mineral crystal and an octagonal bezel functions include timer, world time, stopwatch, alarms and full auto-calendar. Links to your smartphone with bluetoothâ® connectivity for more features. Japanese quartz movement ensures accurate time while tough solar power recharges the battery. The black resin strap secures with a buckle clasp. Water resistant to 200 meters, this watch includes a 1-year limited manufacturer warranty. We are an authorized casio dealer.