Watch List notes:

Brazil (Rio Mint), 960 reis, Joao VI, 1820-R, struck over a Santiago, Chile, volcano peso of 1817. Russo-478; KM-326.1. Scarce and desirable host coin with clear date visible to left of the crown, volcano and rising smoke faintly visible on the reverse. AU with surface hairlines in the fields, colorful rainbow toning around the rims.
($200-300)