Watch List notes:

Potosi, Bolivia, silver sol-sized medal, 1851, Constitution, plain-edge piedfort (rare), ex-Derman. Burnett-obv. B53, rev. B37.1. 6.28 grams. Obverse with sun-and-rays inside legend AL PRESIDENTE DE LA REPUBLICA; reverse with CONSTITUCION / BOLIVIANA on pages of book inside legend JURADA EN 28 DE OCTUBRE DE 1851. Lustrous and lightly toned Mint State with sunface slightly blurred, rare double thickness, desirable pedigree. Pedigreed to the Alberto "Coco" Derman collection.

Estimate: $200