"Crown" Jewels Worth £7,500 Will Be On Show During Britain's Festival -- Mr. Elston repairing the Imperial Crown of State replica. On right is the replica of the Imperial Crown of India.On show as a 1951 Festival of Britain attraction will be replicas of Britain's Crown Jewels. Worth £7,500, the replicas have taken Mr. Charles Elston of Stockton-on-tees, 15 years to make. They are regarded as the semi-official replicas and have just been returned from Canada where they were shown at the Toronto Fair. The three crowns alone the St. Edwards Crown, the Imperial State Crown and the Imperial Crown of India - contain 11,000 jewels. January 03, 1951.