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| Country | 🇬🇧 United Kingdom |
| Year | 1787–1805 |
| Denomination | ½ Penny (1⁄480) |
| Face value | 1p |
| Mint | Royal Mint · Llantrisant |
| Circulation | Circulating |
| Demonetised | 1831 |
| Composition | Copper |
| Weight | 8.790g |
| Diameter | 28.1mm |
| Shape | Round |
| Grade scale | UK (EF/UNC) |
Mercury holding a caduceus standing on the back of a prancing horse right. Legend around and in exergue Script: Latin
A man inverted balancing on his head on the point of a sword, itself balancing in a tripod bowl.