| Issuer | Brazil |
| Year | 1822 |
| Type | Pattern |
| Value | 6400 Réis |
| Currency | Real (1799-1942) |
| Composition | Copper |
| Weight | 9.11 g |
| Dimensions | 32.20 mm |
| Thickness | 1.25 mm |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | Zeferino Ferrez |
| In circulation to | |
| Reference(s) | KM#Pn20 |
| Obverse description | Laureate head left. |
| Obverse script | Latin |
| Obverse lettering | PETRUS. I. D. G. BRASILIAE.
IMPERATOR
1824 R (Translation: Peter the First by the Grace of God Emperor of Brazil) |
| Reverse description | Crowned arms within wreath. |
| Reverse script | Latin |
| Reverse lettering | IN HOC
SIGNO VINCES (Translation: With this sign you will win) |
| Edge | |
| Mint | (R) Casa da Moeda do Brasil, Rio de Janeiro, Brazil (1694-date) |
| Mintage | 1822 R - Extremely Rare - |
| Catalog ID | 4161379840 |
| Comments |
