| Obverse description | Coat of arms of the kingdom of Portugal crowned. Legends in periphery. |
| Obverse script | Latin |
| Obverse lettering | PETRUS.IV.D.G.PORTUG.ET.ALGARG.REX |
| Reverse description | Cross of the order of Christ with rosettes in the corners, motto in periphery. |
| Reverse script | Latin |
| Reverse lettering | *IN*HOC*SIGNO*VINCES* |
| Edge | String shape |
| Mint | |
| Mintage | ND
(1826-1828) - AG# P4 05.1 - simple cross - ND (1826-1828) - AG# P4 05.2 - striped cross - |
| Catalog ID | 8199579910 |
| Comments |