Coins of the pound sterling coins' designs. As of 31 March 2016, there were an estimated 30.14 billion coins circulating in the United Kingdom. The first decimal coins were circulated in 1968. These were the five pence (5p) and ten pence (10p), and had values of one shilling (1/-) and two shillings (2/-), respectively, under the pre-decimal £sd system. The decimal coins are minted in copper-plated steel (previously bronze), nickel-plated steel, cupronickel and nickel-brass. The two-pound coins, and, as from 28 March 2017 the new one-pound coins, are bimetallic. The coins are discs, except for the twenty pence and fifty pence pieces, both of which
Gambian pound 1/2 penny coins were not issued, whilst a 4 Shillings piece went into circulation. An 8 Shillings coin was subsequently struck in 1970. The Central Bank of The Gambia took over assets and liabilities of The Gambia Currency Board in 1971 and a new decimal currency was introduced to replace the Gambian pound. The new currency was the Dalasi with 1 dalasi being subdivided into 100 bututs. Again, the coins were minted by the Royal Mint and the notes were printed by Bradbury Wilkinson & Co. Ltd. Coins were introduced by The Gambia Currency Board on 18 February 1966 and