Watch List notes:

Colombia 50 Centavos die trials 1886 (these trials for the 1887 KM#185 design) Obverse and reverse both uniface in lead or white metal? On very thin flans, Obverse very similar to KM-185, Liberty head left with matronly features of the wife of President Nunez, Dona Soledad Roman de Nunez which caused a public outcry causing the coin to be nicknamed "Cocobola" after a contemporary bandit. Reverse is a totally new rendering of the national arms. A new discovery. 30mm irregular uniface. 2 pieces, The coin was struck for circulation in 1887 and 1888. UNC and lustrous with surface marks

Estimate: 500-600 GBP