The Roman numerals on most clocks are centripetal, that is, they are not horizontal but point toward the center. The 6 at the bottom of the face isn’t VI but IΛ. Cool, huh? Curious about ...

Why do some analog clocks with Roman numerals have '4' as 'IV,' while others have 'IIII'? This is one of those questions where no one seems to have a definitive answer, and probably no one ever will.