| Issuer | Isle of Man |
| Year | 1978-1981 |
| Type | Non-circulating coin |
| Value | 1 Pound |
| Currency | Pound (decimalized, 1971-date) |
| Composition | Platinum (.950) |
| Weight | 9 g |
| Dimensions | 22 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | Arnold Machin |
| In circulation to | |
| Reference(s) | KM#44b, Schön#38b.2 |
| Obverse description | Right facing uncouped bust of Queen Elizabeth II, wearing the ` Girls of Great Britain and Ireland ` Tiara, legend around, date below |
| Obverse script | Latin |
| Obverse lettering | ELIZABETH THE SECOND PM · 1979 · |
| Reverse description | Triskelion above value, legend around. |
| Reverse script | Latin |
| Reverse lettering | ISLE OF MAN · ONE POUND · |
| Edge | Segmented reeded and plain |
| Mint | (PM) Pobjoy Mint, Surrey, United Kingdom (1965-2023) |
| Mintage | 1978 PM - Proof - 1 000 1979 PM - Proof - 500 1980 PM - Proof - 1981 PM - Proof (die Mark tbc) - |
| Catalog ID | 6088655780 |
| Comments |
