The front portion of the King George IV diamond diadem. It was commissioned by that King of Great Britain to wear as a circlet over his Cap of Maintenance upon his arrival at Westminster Abbey for his Coronation in 1821. It has never been worn by a King of Great Britain since, but has been worn by every Queen of Great Britain since - including Her Majesty Queen Elizabeth II who wears it more than any other single piece in her collection.
A belle epoque tiara, 1908, by Chaumet. Made for the Marquis de Talhouet, a classic scrolling foliate tiara, with large circular diamonds at the centre of each scroll and topped by a larger, cushion-cut diamond.
Crown, Portugal (ca 1550; silver).
Emerald and Diamond Tiara, dirca 1910. The upper tier of open work trellis design millegrain-set throughout with rose diamonds, and decorated with three flower head cluster motifs set with circular-cut diamonds, the lower tier of foliate and meander design, set with similarly-cut stones and centring on an octagonal emerald.