https://www.instagram.com/p/Bn2ACICBI4J/?taken-by=vincentmeylan
Clementine Churchill wearing the necklace in 1953.
As Vincent Meylan notes, the necklace, originally owned by the Duchess d'Aumale, was then owned by the Marchioness of Cholmondeley who lent it to Clementine Churchill.
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