| Issuer | Australia |
| Year | 2011 |
| Type | Circulating commemorative coins |
| Value | 1 Dollar |
| Currency | Dollar (1966-date) |
| Composition | Aluminium bronze (92% Copper, 6% Aluminium, 2% Nickel) |
| Weight | 9 g |
| Dimensions | 25 mm |
| Thickness | 2.5 mm |
| Shape and Technique | Round Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#1619 |
| 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 2011 IRB |
| Reverse description | C.H.O.G.M. logo depicting the Globe of the Earth with the Southern Cross Constellation above surrounded by stylised flags in the shape of the state of Western Australia |
| Reverse script | Latin |
| Reverse lettering | CHOGM 2011 1 DOLLAR PERTH AUSTRALIA |
| Edge | 7 shorter smooth segments between 7 reeded segments (11 grooves |
| Mint | |
| Mintage | 2011 - BU in RAM Mint Rolls (500) - 10 000 2011 - Circulation - 9 397 000 |
| Catalog ID | 1179675730 |
| Comments |
