Translated to English, the motto reads: “Shame to him who thinks evil of it”, popularly rendered as “Evil to him who evil thinks”.
On the badge, it appears as: “Honi soit qui mal y pense”.
Princess Anne’s cap badge honours the Household Cavalry, which is made up of two regiments – the Household Cavalry Regiment (HCR) and the Household Cavalry Mounted Regiment (HCMR).
According to an expert at the National Army Museum, the brooch is a version of the design made in 1919.