Forage cap, pillbox, 4th (Queen's Own) Light Dragoons, worn by Maj Thomas Everard Hutton, 1847-1857.
Blue cloth with gold oakleaf pattern lace cap band. Plaited gold wire half dome button crown ornament; black braid brow band. 
Associated with Battle of Balaklava, Crimean War (1854-1856).

Hutton's forage cap, as prescribed by 'Dress Regulations', should possess a peak, but instead is of a pillbox type similar to those of other ranks, albeit made of superior material.