Crazy Clock
In related news there's a watch called Stop2Go made by Mondaine based on a design licensed from Swiss Railways (SBB).The second hand runs slightly faster for the first 59 seconds, then freezes for one second and then ticks together with a minute hand.Looks like this - https://www.youtube.com/watch?v=LJwPOBoy3V8I was considering getting one, but apparently there are (were?) some production quality issues, so in the end decided against it.