G-Shock watch, with round black resin case with a diameter of 52.7. Black resin strap with red details and pin clasp. This watch is packed with features to track all types of workouts. Measure your heart rate with the optical sensor, use the accelerometer to count steps or go for a swim. Sensors can access your Polar Smartwatch library to analyze your training and recovery level after sleep. It also has a notification reader, automatic calendar, stopwatch, vibration alarm and snooze function. The movement is digital and has a water resistance of up to 20 bar.