Inside Queen Mary of Denmark’s glittering tiara collection: from show-stopping Napoleonic rubies to an Edwardian antique

Queen Mary of Denmark is known for her exceptional style, which is never more glamorous than at a white tie event. The crowning moment of her unforgettable formal ensembles? The glittering tiaras that sit atop her brunette locks.

Since marrying into the Danish royal family, Mary has had access to some of the most significant royal jewels in Europe, including a collection of heirloom tiaras. But Queen Mary isn’t afraid of…