Bi-metallic coin dated 2006 (minted at Noida). Since 1996, Canada has also produced bi-metallic $2 coins (nicknamed "toonies"). Great Britain has issued a bi-metallic 2-pound coin since 1997; and Singapore has issued a bi-metallic 1-dollar coin since 2013. The first ever tri-metallic circulating coins were 20-francs coins introduced in France and Monaco in 1992. These were similar to the corresponding bi-metallic 10-francs coins, but had two rings instead of one. As well as circulating coins, where they are generally restricted to high-denomination coins, bi-metallic coins are often used in commemorative issues, often made of precious metals. For example, the only bi-metallic coin
Australian one dollar coin the 1984 head of Queen Elizabeth II by Arnold Machin; between 1985 and 1998 the head by Raphael Maklouf; and since 1999 the head by Ian Rank-Broadley. The coin features an inscription on its obverse of AUSTRALIA on the right-hand side and ELIZABETH II on the left-hand side. The reverse features five kangaroos. The image was designed by Stuart Devlin, who designed Australia's first decimal coins in 1966. The one dollar and two dollar coins are legal tender up to the sum of not exceeding 10 times the face value of the coin concerned. The Royal Australian Mint has released