| Issuer | British Antarctic Territory |
| Year | 2018 |
| Type | Non-circulating coin |
| Value | 50 Pence |
| Currency | Pound sterling (1991-date) |
| Composition | Copper-nickel |
| Weight | 8 g |
| Dimensions | 27.3 mm |
| Thickness | 1.78 mm |
| Shape and Technique | Equilateral curve heptagon (7-sided) Milled, Coloured |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#28 |
| Obverse description | Effigy of Queen Elizabeth II facing right, legend around with date. |
| Obverse script | Latin |
| Obverse lettering | BRITISH ANTARCTIC TERRITORY 2018 PM |
| Reverse description | AUV Boaty McBoatface in the foreground (seen as from underwater) with the Antarctic landscape in the background (seen as from above water), including bow half of survey ship RRS James Clark Ross. |
| Reverse script | Latin |
| Reverse lettering | BOATY MCBOATFACE JAMES CLARK ROSS ALR 2 AUTOSUB LR Boaty McBoatface FIFTY PENCE |
| Edge | Plain |
| Mint | (PM) Pobjoy Mint, Surrey, United Kingdom (1965-2023) |
| Mintage | 2018 PM - BU - 6 000 |
| Catalog ID | 7775632230 |
| Comments |
