|The Ruby Floret Earrings|
Queen Mary's Ruby Cluster Earrings, which are a similar size, and were primarily used by The Queen in the 1970s and 1980s.
where you can read more about the appearance and see more photos.
9 May 2015: 70th Anniversary of the Liberation of the Channel Islands (on The Countess of Wessex)
1982: State Visit from the Netherlands
Photos: Garrard/Leslie Field/Corbis/ITV News screenshot