When it comes to swimming, biking, or running, time is of the essence — which makes the right watch an important addition to your workout. Whether you need an interval timer, a waterproof option, or a countdown timer, these watches are just as functional as they are stylish. So, stop asking others the time, because it's time to get a new watch. Click through and let us know which one is your favorite . . . we're a little obsessed with all of them!