|The Malta Aquamarine Brooch|
*This was noticed in a photograph posted by Beth at the Royal Jewels of the World Message Board in March 2016, and the Malta Brooch resemblance was pointed out by Brock. Thanks to them both.
27 November 2015: Visit to Malta, CHOGM Opening Ceremony
Photos: CHOGM Malta Flickr/DOI-Omar Camilleri/via Getty Images