Information from the web site I saw the coin on.
"For 2014 the Royal Mint are producing a stunning new bullion coin. The composition of the coin is .999 fine silver, bringing it into line with most other bullion silver coins. Demand for this release of the new design coin for the UK will be high as it is a 'first release', so get them while you can at this price level.
The NEWEST and purest legal tender silver coin of the realm
Contains one ounce of .999 fine silver and measures an impressive 39mm in diameter.
The first coin of the Shengxi
