A celebration of Her Majesty’s milestone as the Commonwealth’s longest-reigning monarch, a one ounce fine silver Coin will be struck by the Royal Australian Mint’s made from high quality proof standard. Coin’s reverse features Her Majesty’s royal insignia, the Coronation Spoon and an enchanting border consisting of some of the coronation oil’s ingredients alongside Australia’s golden wattle.  A symbolic testimony to the enduring bond between Australia and the United Kingdom.