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
New Zealand one-cent coin year. Coins of the New Zealand dollar were introduced on 10 July 1967 to replace the pre-decimal New Zealand pound, which was pegged to the British pound. The dollar was pegged at two to a pound, thus 200 cents to the pound. Although New Zealand's previous one-penny coin was 1/240 of a pound, the one-cent coin was made as an exact replacement for the penny's value. The original obverse was Arnold Machin's portrait of Queen Elizabeth II, and was used until 1985. In 1986 the portrait was changed to the version by Raphael Maklouf, introduced to the coins of the