| Issuer | Portugal |
| Year | 1828-1833 |
| Type | Standard circulation coins |
| Value | 1 Pataco = 40 Réis |
| Currency | Real (1517-1835) |
| Composition | Bronze |
| Weight | 38.2 g |
| Dimensions | 36.5 mm |
| Thickness | 4.0 mm |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#391, Gomes#Mi 03, Mi 04# |
| Obverse description | Crowned shield |
| Obverse script | Latin |
| Obverse lettering | MICHAEL.I.D.G.PORTUG.ET.ALGARB.REX |
| Reverse description | Value surrounded by a wreath |
| Reverse script | Latin |
| Reverse lettering | PUBLICÆ + + UTILITATI· 40 ·1831· |
| Edge | Smooth |
| Mint | |
| Mintage | 1828 - Gomes# Mi 04.01 - 1 378 078 1829 - Gomes# Mi 04.02 to 04.03 - 1 678 340 1830 - Gomes# Mi 04.05 to 04.08 - 1 783 000 1831 - Gomes# Mi 04.09 to 01.013 - 1 391 000 1832 - Gomes# Mi 04.14 to 04.17 - 1 780 000 1833 - Gomes# Mi 04.19 to 04.19 - 1 631 000 |
| Catalog ID | 7476071400 |
| Comments |
