A quartz clock is a clock that uses an electronic oscillator that is regulated by a quartz crystal.
A watch that displays the time digitally on a display.
A watch with three clock hands on a dial. The hands track hours, minutes, and seconds.
The term chronograph is used for watches equipped with a stopwatch function.
A highly precise watch or clock controlled by a radio signal connected to an atomic clock. The clocks are so accurate they lose or gain only 1 second per one million years.
The case that conceals the clock mechanism.
A watch driven by a spring (called a mainspring) which must be wound periodically.
A combination watch is a watch that has both clock hands and a digital display.
