The photo shows the royal smiling as she looks off-camera while sporting a regal look: an evening dress complete with a purple sash, adorned with a crown brooch, and sparkling tiara. Queen Rania ...

While technically not a tiara, The Queen Mother (here ... the Sultan of Turkey in 1856 and the colossal 105.6-carat Koh-i-Noor diamond, which has a complicated and controversial history.

Avoiding the controversy that surrounds the Koh-i-Noor diamond ... of Mary's most iconic tiara moments. Queen Mary was a formidable woman in many respects. As consort to King George V, she ...