Potosi, Bolivia, 1 sol-sized silver medal, 1852, Belzu, encapsulated NGC MS 62, finest and only specimen in NGC census. Fonrobert-9536; Burnett-51A1. 21mm; 3.27 grams. Obverse with bust of Belzu inside legend EL PRESIDENTE BELZU with date 1852 at bottom; reverse with scene of plaza of Potosi above EL PUEBLO POTOSINO. Lustrous. NGC certification number 4431156011. ($150-300)