Plate of belt of superior officer of cavalry. In bronze, with the fleur-de-lis and silver background, laurel branches and gilded brass frame. Reverse side with hook and trigger guard with a mobile barb. Marked on the back "Belt plate of Colonel J. COSTE Cl of the gendarmerie of the Royal Guard (1829), aide-de-camp to the Duchess of Angouleme". 8,5 x 9,5 cmB .E. Restoration period (1815-1830). This model, used by the officers of the National Guard on horseback, was also used in the cavalry more generally.