How do wristwatches work ? If you’ve ever stopped to consider how a wristwatch works, chances are you have wondered why it needs to be wound up or reset every few days. After all, isn’t it powered by the motion of your arm? It is, but to keep accurate time, it also relies on complex parts that do most of the work behind the scenes, whether you’re aware of them or not. In this article, we’ll talk about how those components work together to ensure you always know what time it is! How Do Wristwatches Work Introduction Wristwatches have many moving parts, but they are pretty simple. A wristwatch has four main features: the case, the dial, the crown, and the hands. Let's take a closer look at each of these parts and how they work together to tell time. The most essential part of any watch is its ability to tell the time accurately. With a complicated system of gears that turn as we move our wrists around, a look can accurately measure minutes, hours, and seconds by counting ticks