| Issuer | Australia |
| Year | 2015 |
| Type | Non-circulating coin |
| Value | 1 Dollar |
| Currency | Dollar (1966-date) |
| Composition | Silver (.999) (Pad printed) |
| Weight | 31.1035 g |
| Dimensions | 40.6 mm |
| Thickness | 4 mm |
| Shape and Technique | Round Milled, Colored |
| Orientation | Medal alignment ↑↑ |
| Engraver(s) | |
| In circulation to | |
| Reference(s) | KM#3081 |
| 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 2015 1 DOLLAR IRB |
| Reverse description | Depiction of the Australian dinosaur Diamantinasaurus Matildae set against a prehistoric forest scene. P mint mark and the designer`s initials (TV) are also on the coin. |
| Reverse script | Latin |
| Reverse lettering | DIAMANTINASAURUS P TV 1oz 999 Silver |
| Edge | Reeded |
| Mint | P Perth Mint, Australia(1899-date) |
| Mintage | 2015 P - Proof - 2 014 |
| Catalog ID | 5819531990 |
| Comments |
