The British decimal Sovereigns are intended as non-circulating coins made for collectors and investors. Decimal Sovereigns have been produced in most years since 1974.
1793-1857 large cents : 100% copper Small cents from 1858 to mid-1864 : 88% copper, 12% nickel From mid-1864 to mid-1982, except for 1943 : 95% copper, 5% tin and/or zinc 1943 : steel plated with a...