Rendy L. writes: I have a coin with “40” on the front and PERTUS I D.G. CONST. IMP. PERP. BRAS DEF 1830R written on the back. What is it and what if anything is it worth?
You have a 1830-R Brazil copper 40 Reis (120 reis=1 real. 6400 reis=4 Escudos) The “R” represents that the coin was struck at the Rio de Janeiro Mint under King Pedro I. In average circulated grades the coin is valued at less than US $15.
