KM-6, Restrepo 157.4 variety, struck at the Bogotá mint.
An exceptionally well made, all original, nicely toned, problem-free example of an issue which seldom comes with even one of these attributes.
This coin is from the CRO archives and is not currently available for sale.
Coin #: PCGS 132374 | Cert. #: PCGS 37703786