COLOMBIA. 15000 Pesos, 1978. Llantrisant Mint. NGC PROOF-70 Ultra Cameo. Fr-140; KM-266. Wildlife Conservation series: Ocelot. Mintage: 148. Already an immensely popular type given its feline nature, this absolutely flawless stunner wholly captivates and stands with just three others at this ultimate top spot in the NGC census.