Diamante is a city in the west of the province of Entre Ríos, Argentina, on the eastern shore of the Paraná River. It has about 20,000 inhabitants as per the . It is the head town of the Diamante Department. The town of Diamante was founded on 27 February 1836, and became a first-class municipality on 13 May 1872. References TurismoEntreRios.com - Tourism portal of Entre Ríos. External links Populated places in Entre Ríos Province Paraná River Cities in Argentina Entre Ríos Province Argentina