50 Pence - Elizabeth II Boaty McBoatface 2018 year Rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel | 8 g | 27.3 mm |
50 Pence - Elizabeth II Adélie penguin 2019 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Chinstrap penguin 2019 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Emperor penguin 2019 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Gentoo penguin 2019 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Macaroni penguin 2019 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Boaty McBoatface 2019 year Rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel | 8 g | 27.3 mm |
50 Pence - Elizabeth II HMS Erebus 2020 year Rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II The Crown Jewels 2021 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II HMS Terror 2021 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Scotia 2021 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Platinum Jubilee 2022 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Fram 2022 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Fram; Silver 2022 year Extremely rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape
| | |
| Silver (.925) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Endurance 2022 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Elizabeth II Jacques-Yves Cousteau 2022 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Royal cypher 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Buckingham Palace 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Caernarfon Castle 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III RAF Cranwell 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Saint James's Palace 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Windsor Castle 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Westminster Abbey 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Emperor penguin 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
50 Pence - Charles III Lunar south pole 2023 year Very rare non-circulating coin issued by British Antarctic Territory, equilateral curve heptagon shape, thickness measures 1.78 mm
| | |
| Copper-nickel (Diamond finish) | 8 g | 27.3 mm |
British Antarctic Territory 
50 Pence - Elizabeth II Adélie penguin; Coloured 2019 year 
50 Pence - Elizabeth II Chinstrap penguin; Coloured 2019 year 
50 Pence - Elizabeth II Emperor penguin; Coloured 2019 year 
50 Pence - Elizabeth II Gentoo penguin; Coloured 2019 year 
50 Pence - Elizabeth II Macaroni penguin; Coloured 2019 year 
50 Pence - Elizabeth II Boaty McBoatface; Silver 2019 year 
50 Pence - Elizabeth II HMS Erebus; Silver 2020 year 
50 Pence - Elizabeth II The Crown Jewels; Silver 2021 year 
50 Pence - Elizabeth II HMS Terror; Silver 2021 year 
50 Pence - Elizabeth II Scotia; Silver 2021 year 
50 Pence - Elizabeth II Platinum Jubilee; Silver 2022 year 
50 Pence - Elizabeth II Endurance; Silver 2022 year 
50 Pence - Elizabeth II Jacques-Yves Cousteau; Silver 2022 year 
50 Pence - Elizabeth II Posthumous; Platinum Jubilee 2022 year 
50 Pence - Charles III Royal cypher; Silver 2023 year 
50 Pence - Charles III Buckingham Palace; Silver 2023 year 
50 Pence - Charles III Caernarfon Castle; Silver 2023 year 
50 Pence - Charles III RAF Cranwell; Silver 2023 year 
50 Pence - Charles III Saint James's Palace; Silver 2023 year 
50 Pence - Charles III Trinity College, Cambridge 2023 year 
50 Pence - Charles III Trinity College, Cambridge; Silver 2023 year 
50 Pence - Charles III Windsor Castle; Silver 2023 year 
50 Pence - Charles III Westminster Abbey; Silver 2023 year 
50 Pence - Charles III Emperor penguin; Coloured 2023 year 
50 Pence - Charles III Emperor penguin; Silver 2023 year 
50 Pence - Charles III Emperor penguin; Coloured; Silver 2023 year