This Cartier diamond kokoshnik was made for Grand Duchess Vladimir, inspired by her purchase of a historic 5.22ct ruby once owned by Empress Josephine.
Read MoreGrand Duchess Vladimir, born Marie of Mecklenburg-Schwerin, joined the Romanov Dynasty in 1874 when she married Grand Duke Vladimir Alexandrovich, uncle to the last Emperor, #NicholasII. A prominent hostess in Saint Petersburg, she was known as the "grandest of all the grand duchesses”.
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