If you are talking about 12-hour analogue watches, no. They wrap the continuous time into some non-intuitive measure that needs an external context to determine

If you are talking about 12-hour analogue watches, no. They wrap the continuous time into some non-intuitive measure that needs an external context to determine the actual time of day. They rather demonstrate that time needs to be as precise and accurate as needed; the continuity of time doesn't always matter.