The term "sixpence" refers to a coin that was used in England and other parts of the British Empire. It was worth six old pence, which is one-quarter of a shilling. The sixpence coin was made of silver until 1920, after which it was produced in cupronickel. It was commonly used in everyday transactions until decimalization in 1971, when the British currency system changed. In addition to its monetary value, the sixpence has cultural significance. It is often associated with good luck, particularly in weddings, where it is traditionally placed in the bride's shoe. The phrase "a sixpence in her shoe" symbolizes prosperity and happiness in marriage, making it a popular element in wedding traditions.