Reignbow! She's worn every colour under the sun in her record reign

Britain's Queen Elizabeth II arrives at Douglas House, a respite care home for young people with life-limiting genetic conditions, in Oxford, Friday 20 February 2004

At 91, and despite some ill health, the Duke of Edinburgh is still setting a blazing pace, attending 325 engagements in 2012. The Queen, at 86, is no slouch at this game either, with 425 dates, 50 more than the previous year and all of them in the UK.

Queen Elizabeth II and Prince Philip, Duke of Edinburgh await the arrival of His Highness the Amir Sheikh Sabah Al-Ahmad Al-Jaber Al-Sabah of Kuwait

Queen Elizabeth II in 1967

Queen Elizabeth II in Fantastic outfit in She looked just as wonderful today in sea foam green for her Diamond Jubilee

Queen Elizabeth, May 2, 2002 in Philip Somerville | Royal Hats

Seeing Double: Queen Elizabeth

Queen Elizabeth chose the Vlad tiara, with emerald drops to enhance the green velvet Order of the Thistle robes. Painting by William Oliphant.

HM Queen Elizabeth II wearing the robes of the order of the thistle — William Oliphant Hutchison

Queen Elizabeth in Norwich in February 2011

Queen Elizabeth II Photos Photos: Queen Elizabeth II and The Duke of Edinburgh Visit Kings Lynn

Queen Elizabeth II smiles as she visits Palm Paper on February 2011 in Norwich, England. The Queen and Duke of Edinburgh are visiting sites today, which include the Palm Paper mill and West Norfolk Deaf Association in King's Lynn.

Queen Elizabeth, June 3, 2012

Queen Elizabeth II Photos Photos: Diamond Jubilee - Thames River Pageant

The Queen in pink

Move over Carla, a new fashion Queen is in town: How Her Majesty has become an improbable style icon

Queen Elizabeth II - The Queen And The Duke of Edinburgh Arrive in Slovenia

Queen Elizabeth II Photos Photos: The Queen And The Duke of Edinburgh Arrive in Slovenia

Another pinner wrote, "The Burmese Ruby Tiara. The rubies and diamonds in the Burmese Ruby Tiara came from the Queen’s private collection. She received the 96 rubies as a wedding present in 1947 from the Burmese people, after whom the tiara is named.

Elizabeth in pants 1979 Safari

Queen Elizabeth in pants on 1979 Safari. Incredible textile design on the blouse she is wearing.