Portrait, half-length, to right; the sitter is wearing armour and a neckcloth. Features in free hatches of brown with small touches of sanguine, blue in the shadows, and white heightening, on a thick pale carnation ground; hair in brown washes with some white; armour in grey and blue wash with white heightening and yellow gouache for the studs; background to the left a dense brown wash, to the right a sky and landscape in blue, grey, green and white, with some bare vellum; on vellum put down on a leaf from a table-book.

Frame
Nineteenth-century oval copper-gilt locket, the convex back overlapping the straight sides which hold the shallowly convex glass by its bevelled edge in a bezel; inside the glass, a gilt-foil strip covers the sides of the miniature where, in seventeenth-century practice, the edges of the vellum would be painted with a metallic gold border; the hanger of D-section chased and grooved down the middle, and soldered to the backplate of the locket; at the base of the hanger, two small separate loops of flat wire rise into a pair of diminishing spirals of five turns. On the back of the locket, several labels, including a printed exhibition label On loan from/1862 and inscribed in ink: Baroness North/Aug.22. Another label inscribed in ink: Charles/ Lord North.The back of the locket also scratched 7255and a dealer's price code SM/ -/-.