Brazil
João Prince Regent 960 Reis 1810-B AU Details (Scratches) NGC, Bahia mint, KM307.1, Russo-P395. Lustrous with little actual wear and pinscratches under SUBQ on the reverse defining the designation. Struck over a Potosi Charles III pillar 8 Reales 1770 PTS-JR with all essential details of the undercoin clearly seen, including the globes under the shield and the "1770" date under "ET BRAS" on the obverse and the "JR" assayer initials to the right of "SIGN" on the reverse. A rare undertype for the series, seldom encountered in any grade and very desirable as such despite the noted defects.
Estimate: 1200-1500 USD