timepiece

An instrument, such as a clock or watch, that measures, registers, or records time.

Any machine or apparatus by which the progress of time is recorded, as a clepsydra or a time-candle; in ordinary use, a watch or clock.

A clock, watch, or other instrument, to measure or show the progress of time; a chronometer.

Any device that measures or registers time; a clock or watch, especially one lacking a chime or other striking mechanism.

a measuring instrument or device for keeping time