This 2009 Bailwick of Guernsey;History of Royal Navy 5 Pounds coin features the HMS Invincible and commemorates the bravery of the Royal Navy. The coin is made of 0.999 silver and is ungraded. It comes with a certificate of authenticity and has never been circulated. This commemorative coin is a great addition to any coin collection, especially for those interested in the history of the Royal Navy. The coin was minted by Royal mint at the United Kingdom and is a proof silver coin. It is a unique piece of history and a must-have for any coin enthusiast.Comes with a double sided certificate as seen at the photos.