Queen Mary of Denmark, for one, has gone a different route and altered her antique tiara to make it her own, and she brought the sentimental design back for a state banquet in Estonia on January 27. Queen Mary and King Frederik married in 2004, and Queen Margrethe and Prince Henrik gave a vintage diamond tiara of unknown provenance to their new daughter-in-law. Queen Mary wears her wedding tiara to a state banquet in Tallinn, Estonia on January 27. That decision is quietly significant.”For the banquet in Tallinn, Estonia, Queen Mary chose to wear the diamond design in its original form rather than including the newer pearl additions. Queen Mary and King Frederik are pictured at a state banquet in Tallinn, Estonia on January 27.