| Issuer | Australia |
| Year | 2000 |
| Type | Commemorative circulation coin |
| Value | 50 Cents |
| Currency | Dollar (1966-date) |
| Composition | Copper-nickel (75% Copper, 25% Nickel) |
| Weight | 15.55 g |
| Dimensions | 31.51 mm |
| Thickness | 3 mm |
| Shape and Technique | Dodecagonal (12-sided) Milled |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#488.1, Schön#484.1 |
| 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 2000 IRB |
| Reverse description | Stylized Australian Flag with `Millennium year 50 cents`. |
| Reverse script | Latin |
| Reverse lettering | MILLENNIUM YEAR 50 CENTS G |
| Edge | 12 Sided Smooth |
| Mint | |
| Mintage | 2000 - BU Koala Baby Year Set - 27 118 2000 - BU Year Set - 97 550 2000 - Circulation - Fat Letters Variety - 2000 - Circulation - Incused Die Variety - 200 000 2000 - Circulation - Normal Die - 16 630 000 |
| Catalog ID | 1516191480 |
| Comments |
