This 1999 Princess Diana Five Pound British Royal Mint Silver Proof Memorial Coin is a beautiful commemorative piece with a fineness of 0.925. The coin is uncirculated and ungraded, making it a great addition to any collection. The features of this coin include its proof color and its KM Number, which is KM4774. This coin was produced in the United Kingdom and is part of the Coins: World category on eBay. It is a perfect item for collectors of commemorative coins and those interested in the history of Great Britain. The certification for this coin is uncategorized.