5 ATM WATERPROOF & 14 SPORT MODES – The smart sport watch has 14 sports modes, can recognize motion automatically. With water-resistance up to 50 meters, you can wear it while swimming or outdoors.

Sleep tracking is another major focus for the CZ Smart watch lineup. Citizen claims that its software can understand a wearer's chronotype -- i.e. whether you're a morning or evening person. The ...