Over 10, 000 diamonds go on display at Buckingham Palace
29 June 2012 Last updated at 09:56 BST
More than 10,000 diamonds owned by six British monarchs will go on display at Buckingham Palace on Saturday to mark the Queen's Diamond Jubilee.
The special exhibition, Diamonds: A Jubilee Celebration, will include a number of the Queen's personal jewels and pieces from the Royal Collection.
Some of the items included will be shown in public for the first time.
The exhibition forms part of the summer opening of the palace and runs until 8 July and from 31 July to 7 October.
Jenny Hill reports.