| Issuer | United Kingdom |
| Year | 2019 |
| Type | Non-circulating coin |
| Value | 50 Pence |
| Currency | Pound sterling (decimalized, 1971-date) |
| Composition | Copper-nickel |
| Weight | 8 g |
| Dimensions | 27.3 mm |
| Thickness | |
| Shape and Technique | Equilateral curve heptagon (7-sided) Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | Sp#H73 |
| Obverse description | Fifth crowned portrait of Queen Elizabeth II right, wearing the George IV State Diadem, legend around. |
| Obverse script | Latin |
| Obverse lettering | ELIZABETH II·D·G·REG·F·D·50
PENCE·2019·
J.C (Translation: Elizabeth the Second by the Grace of God Queen Defender of the Faith) |
| Reverse description | An image of a black hole amid swirling lines angled to inspire thoughts of space curving around an event horizon with lettering. |
| Reverse script | Latin |
| Reverse lettering | S=kc^3 A / 4ℏG STEPHEN HAWKING |
| Edge | Plain |
| Mint | |
| Mintage | 2019 - BU - 212 209 |
| Catalog ID | 3326029810 |
| Comments |
