FIVE unique commemoratives - the Prince George Birthday £5, RAF 100th Anniversary £2, Frankenstein Bicentenary £2, Armistice Centenary £1 and Representation of the People Act Centenary 50p - the set also includes the eight definitive denominations from the 1p to the £2. Also featuring the Royal Mint Medallion, the 2018 Proof Set is a strictly limited edition, with only 10,000 sets issued worldwide.