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EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)

EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)

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EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)

EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)

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EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)

EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)

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EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)

EGHAM, UNITED KINGDOM - JUNE 24: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Queen Elizabeth II (seen wearing one of Queen Victoria's Bow Brooches made by Garrard) attends The Credit Suisse Royal Windsor Cup Final at Guards Polo Club, Smith's Lawn on June 24, 2007 in Egham, England. (Photo by Max Mumby/Indigo/Getty Images)