Colombia
Republic gilt-bronze Medellin 10 Pesos Proof Reverse Essai Trial Strike ND (1873) PR65 NGC, struck at the Paris mint, engraved by Albert Barre, reeded edge, NGC has incorrectly labeled the holder as ."Obverse Trial," Reverse as Restrepo p. 207, #63, KM-TS10. Superbly struck, as one would expect of a Paris mint issue, with bright golden patina, and satiny surfaces displaying only a few minuscule marks. Extremely rare, and only the second example we have seen.
Estimate: 1000-1500 USD