Coins of the pound sterling chronologically. All genuine UK coins are produced by the Royal Mint. The same coinage is used across the United Kingdom: unlike banknotes, local issues of coins are not produced for different parts of the UK. The pound coin until 2016 was produced in regional designs, but these circulate equally in all parts of the UK (see UK designs, below). Every year, newly minted coins are checked for size, weight, and composition at a Trial of the Pyx. Essentially the same procedure has been used since the 13th century. Assaying is now done by the Worshipful Company of Goldsmiths on behalf
Coins of the Indian rupee till 1990, after which it was minted every following year. Stainless steel coinage of 10, 25 and 50 paisa was introduced in 1988. In 1992, a new stainless steel rupee coin, smaller and lighter than the older rupee, was minted, alongside a 5 rupee Cupronickel coin. In 2005, the 10 rupee coin was minted for the first time. Higher denomination coins were introduced due to an increasing demand for change and the increasing cost of printing 2, 5 and 10 rupee banknotes. On 30 June 2011, all coins in denominations of 25 paisa and below were officially demonetised. Commemorative coins