Cartier: The Exhibition

30 March-22 July National Gallery of Australia, Canberra nga.gov.au Royal families are among those who’ve lent tiaras, jewellery and brooches to this exquisite exhibition of Cartier’s designs. Don’t miss Queen Elizabeth II’s halo tiara, which was worn by Kate Middleton at her wedding to Prince William, and Princess Grace of Monaco’s 10.48-carat diamond engagement ring.