This 14ct gold coin from the Windsor Mint commemorates the Battle of Britain in 1940, a significant event in British history. The coin features a design related to the battle, and has a weight of 0.5gms with a fineness of 0.585. It is a proof strike type and was minted in 2015 in the United Kingdom. The coin comes capsules,with a certificate of authenticity and is a part of the UK Commemorative coin collection.