The Queen Mother 2001 Memorial Collection of 12 Silver Proof Coins Royal Mint. The Set contains 12 Silver proof coins from Great Britain and the Commonwealth. Comes with 12 certificates and specification cards. The Royal Mint Queen Elizabeth The Queen Mother Centenary Collection Of 12 Silver Proof Coins From Countries Around The World Struck In.925 Sterling Silver, Complete With All Certificates And Official Blue Velvet Presentation Case. Good Condition. All autographs are genuine hand signed and come with a Certificate of Authenticity. We combine postage on multiple winning lots and can ship worldwide. UK postage from £4.99, EU from £6.99, Rest of World from £8.99.