| Issuer | Sierra Leone |
| Year | 1999 |
| Type | Non-circulating coin |
| Value | 10 Dollars |
| Currency | Dollar (1997-date) |
| Composition | Silver |
| Weight | 28.28 g |
| Dimensions | 38.6 mm |
| Thickness | |
| Shape and Technique | Round Milled |
| Orientation | |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#131 |
| Obverse description | Coat of arms (1960) with incuse national motto UNITY FREEDOM JUSTICE mintmark: (lower-left) PM (Pobjoy Mint, Surrey, GB) legend: (above, state name) REPUBLIC OF SIERRA LEONE (bottom, year) 1999 |
| Obverse script | |
| Obverse lettering | |
| Reverse description | Armillary Sphere between (left, small year) 2|ᵒᵒᵒ (right, time) FIRST CENTURY A.D. (below, subject) ARMILLARY SPHERE legend: (above, series in Chinese) ......... (bottom, value) $10 (dollars) |
| Reverse script | |
| Reverse lettering | |
| Edge | Reeded |
| Mint | PM Pobjoy Mint, Surrey, United Kingdom (1965-2023) |
| Mintage | 1999 PM - - 10 000 |
| Catalog ID | 3146163020 |
| Comments |
