Watch List notes:

Brazil (Rio mint), 960 reis, Joao VI, 1820-R, struck over a Lima, Peru, bust 8 reales, Ferdinand VII, 1819JP, NGC AU 58. Russo-478; KM-326.1. Clear host coin details with still visible date and mintmark, deep rainbow toning throughout over muted luster. NGC #4688007-004.

Estimate: $125-200