Bogota, Colombia, 1/4 real, 1836 R.S., NGC AU 55. Restrepo-146.8; KM-85.2; KM-85.2. A bit lightly struck but with full rims and luster under light-gray toning, unlisted variety with re-punched 8 and 6 in date, second finest in NGC census behind a single AU 58 (but with others in higher grade at PCGS).
Estimate: 350 - 500 USD