That coin fits right in with the personifications discussed here
. That's liberty for you, complete with phrygian cap, branch of olive and rising sun. Do you know something about the landscape behind her?
What I find striking is the font used. It's all symmetric and straight, without capitals, diacritics and interpuncition and then, suddenly, there's that big capital O sticking out. It's only after you have discovered the 5 that you see that the designer was trying to bring back some equilibrium.