1 Dollar Summer Olympics, London 2012
€1.00
| Issuer | Sierra Leone |
| Year | 2012 |
| Type | Collector coin |
| Value | 1 Dollar |
| Currency | Dollar (1997-date) |
| Composition | Copper-nickel |
| Weight | 28.28 g |
| Dimensions | 38.61 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#439 |