Watch List notes:

COLOMBIA: Estados Unidos, 2½ centavos, 1881, KM-Pn57, Restrepo 98, 14mm copper pattern of adopted KM-179 type by the Scovill Manufacturing Company, Waterbury, CT, U.S.A., not Birmingham (as on label), should read SP 64 on label, lovely blue and violet toning, NGC graded MS64 BN.

Estimate: 220-280 USD