I agree with most of the people that commented already. I have though about getting a watch (novelty/binary). Then I realize that my phone is always on me and the time is right there. The only watches I've seen appear to be to signal status. Smart phones do that just as well too. There are probably special occasions that a watch would be better than a phone but I can't even think of any decent ones. Best I can do is…
I had one of those a decade ago. Generally the marketing people have no idea what the difference is between binary and BCD, and binary is a little too fiddly to read comfortably at a glance (was that 4 0s in the middle or 3?) so examine the pictures carefully...