Pattern gold 2 1/2-Pesos, 1923, Medellín, bust of Bolívar right, 'ENSAYO' inscribed next to bust, mintmark to left rev coat of arms with condor and flags, struck on thick planchet, milled edge, 7.7 grms. (KM.Pn41; Restrepo, page 106), almost uncirculated, one of five pieces struck