Cartier London Aquamarine and Diamond tiara, one of the 27 tiaras that Cartier made that year, most of which were worn at the 1937 coronation. Photo-N.Welsh

Cartier London Aquamarine and Diamond tiara, one of the 27 tiaras that Cartier made that year, most of which were worn at the 1937 coronation. Photo-N.Welsh

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