The British sixpence (6d; /ˈsɪkspəns/), sometimes known as a tanner or sixpenny bit, was a coin worth one-fortieth of a pound sterling, or six pence. It was first minted in the reign of Edward VI and circulated until 1980. Following decimalisation in 1971 it had a value of 2 1⁄2 new pence. The coin was made from silver from its introduction in 1551 to 1947, and thereafter in cupronickel. The coin available is made from Cupro-Nickel, weighs approx 2.83 grammes and is 19.41 mm in diameter, the edge is milled. The coin is dated 1957 and was in circulation - can be used for jewellery making, metalworking or birthday card for person born in 1957.