Colombia (modern Republic)
Colombia, copper-nickel 1 peso papel moneda, 1910AM, NGC MS 64, "top pop."Restrepo-345.2; KM-A279.Vividly rainbow toned all over, with lots of red, purple and bluish color in addition to a deep golden color in the center of the obverse, muted luster, no marks or wear, tied with one other for finest in NGC census.
Estimate: 100-150 USD