El Salvador, Banco Central de Reserva, 1 colon, 17-3-1954, series UA, serial 4829573, PMG Gem UNC 65 EPQ. SCWPM-87. With black 15-10-1954 validation overprint on reverse. Tied with one other for finest known in the PMG census. PMG #8063863-002.
Estimate: $80-120