NGC 1908 Liberty nickel flip-over double-struck in collar. The double-strike occurred after the coin was struck, and then flipped over and was struck again. Strong design details can be seen on the obverse and the reverse. Also, there are two "1908" dates visible.
Rare error type on Liberty nickels, with this being only 4-5 known.
XF details cleaned with hairlines moderately visible on the obverse and reverse. The coin has a light scratch on the obverse.