This is the Devonshire diamond tiara. The Devonshire women are a hoot, from Louise (who laid out gambling paraphernalia and Bibles side by side) to Deborah Mitford. Get the details in this this installment of Tiara Tuesday.
The Duchess of Devonshire, née Deborah Mitford
Duchess of Devonshire: The Mitford family NANCY MITFORD: THE BIG TEASE
Funeral for 'Debo', the last of the Mitford sisters