The product is a 1941 King George VI Great Britain One Shilling silver coin in Extra Fine to About Uncirculated (XF-AU) condition. This coin has a denomination of one shilling, is composed of silver with a fineness of 0.5, and was minted in England as part of the United Kingdom. It is uncertified and carries the KM number 854, making it a valuable and historical piece for collectors interested in British coinage from the early 20th century.