Elizabeth II, Proof Crown (Five Pounds), 2014, 'First Birthday of Prince George of Cambridge', third portrait right, modified legend rev. the Quartered Arms as seen on the 'New York Exhibition' Crown of 1960, by Edgar Fuller and Cecil Thomas, edge milled (S.L33), brilliant FDC, 7,451 issued of a reported mintage limit of 7,500 pieces, in Royal Mint case of issue, with Certificate of Authenticity no. 6511.
Estimate: £20 - £30