When Princess Mary married Viscount Lascelles on February 22, 1922, she received several wedding presents of emeralds and diamonds. The most significant of these was the diamond and emerald tiara given by 50,000 V.A.D.s' of the Empire.
Sources: The British Red Cross (http://www.redcross.org.uk/index.asp?id=3423); Graham, Evelyn. Princess Mary, Viscountess Lascelles; The Graphic, 04 Mar 1922; The Times 11 Feb 1922; Christie's Important Jewels June 29, 1966
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