Have you ever noticed the small pocket on the front of your jeans that seems almost too tiny to even fit your pinky finger? It turns out that this pocket, known as the watch pocket, actually has a very practical purpose. Back in the 1800s and well before the invention of wristwatches, people used pocket watches to keep track of time. This tiny pocket was specifically designed to hold these time-telling devices securely in place, preventing them from falling out or getting lost.
— Read on triviawire.com/todays-question