| Issuer | Australia |
|---|---|
| Year | 1991-1992 |
| Type | Non-circulating coin |
| Value | 2500 Dollars |
| Currency | Dollar (1966-date) |
| Composition | Platinum (.9995) |
| Weight | 311.35 g |
| Diameter | 60.3 mm |
| Thickness | 6.5 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#158 |
| Obverse description | 3rd portrait of Queen Elizabeth II facing right wearing the King George IV State Diadem |
|---|---|
| Obverse script | Latin |
| Obverse lettering | ELIZABETH II AUSTRALIA 2,500 DOLLARS RDM |
| Reverse description | Koala climbing gum tree, facing right |
| Reverse script | Latin |
| Reverse lettering | THE AUSTRALIAN KOALA 1 OZ 9995 PLATINUM JB P 1991 |
| Edge | Reeded |
| Mint | P Perth Mint, Australia(1899-date) |
| Mintage | 1991 P - Proof - 31 1992 - BU - (Mintage unknown) - |
| Numisquare ID | 6513798040 |
| Comments |