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Albert Nieboer/DPA Picture Alliance Archive/Alamy |
Princess Alexia of Greece and Denmark wears her diamond tiara during the 70th birthday celebrations for her aunt, Queen Margrethe II of Denmark, April 2010; more on the tiara here!
Sparkling Royal Jewels From Around the World
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Albert Nieboer/DPA Picture Alliance Archive/Alamy |
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Peter Macdiarmid/Getty Images, Sean Gallup/Getty Images |
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CARL COURT/AFP/Getty Images |
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BEN STANSALL/AFP via Getty Images |
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Keystone/Getty Images |