| Issuer | Australia |
|---|---|
| Year | 2013 |
| Type | Non-circulating coin |
| Value | 20 Cents |
| Currency | Dollar (1966-date) |
| Composition | Gold (.999) plated copper-nickel |
| Weight | 11.31 g |
| Diameter | 28.52 mm |
| Thickness | 2 mm |
| Shape | Round |
| Technique | Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#403d |
| Obverse description | 4th portrait of Queen Elizabeth II facing right wearing the Girls of Great Britain and Ireland Tiara |
|---|---|
| Obverse script | Latin |
| Obverse lettering | ELIZABETH II AUSTRALIA 2013 IRB |
| Reverse description | Golden Platypus swimming through golden swirling water |
| Reverse script | Latin |
| Reverse lettering | 20 SD |
| Edge | Reeded |
| Mint | |
| Mintage | 2013 - Proof Year Set - 15 440 |
| Numisquare ID | 3145494560 |
| Comments |