1 Real

Santiago del Estero's 1823 billon coinage belongs to the chaotic monetary patchwork of the early Argentine provincial period, when the United Provinces of the Río de la Plata existed in name but not in monetary practice. With no functioning national mint and Buenos Aires asserting economic dominance it could not yet enforce, interior provinces struck their own fractional silver-copper issues to address acute small-change shortages. Santiago del Estero's output was limited and brief — the province lacked the infrastructure for sustained minting, and these pieces circulated hard in a frontier economy with few alternatives.