1 Peso

Chile's fractional silver coinage of this period was caught in a prolonged monetary crisis — the country had abandoned the gold standard in 1878 and spent decades lurching between inconvertible paper and periodic attempts to restabilize. The .720 fineness used here reflects a deliberate reduction from earlier higher-purity issues, a compromise struck to keep silver coinage in circulation without hemorrhaging metal reserves during continued fiscal instability.

KM#152.4 is a subtype within a long-running series; the variant designations across the 152 sequence track die and fineness changes that accumulated over roughly three decades of interrupted production.