Looking to replace your old watch band? The best way to find the perfect watch band for your watch is to start with finding the right size. Some watch bands have the size printed on the interior of the watch band. Check the watch band you are trying to replace. If there is a number printed on the inside, such as 18 mm, or 22 mm, then the rest is easy! Those numbers represent the width of the watch band in millimeters. Once you know that size, you can click below to shop our selection of watch bands in the same size as the band you are trying to replace. If your band does not have anything writtin on the interior, then you can measure the width to find the size.You can check out our watch band size guide to learn how to easily measure and find the size of your watch band.