Discussed are a smart watch and a method for controlling the same, which determine a notification device that provides a notification of an event, based on wearing/non-wearing of a smart watch and on a distance between the smart watch and an external digital device. The smart watch includes a display unit configured to display content, a sensor unit configured to detect an input signal and transmit the detected input signal to a processor, a communication unit configured to transmit/receive data, and the processor configured to control the display unit, the sensor unit, and the communication unit, wherein the processor is configured to detect a mode of the smart watch, wherein the mode of the smart watch includes a worn mode and an unworn mode of the smart watch.