From bbc.co.
Lady Mary wears a jeweled hair ornament with a proto-hurluberlu coiffure in this van Dyck portrait. Her sleeves are very distended. Scalloping is fashionable as reflected by the scalloped hem of her skirt.
Keywords: 1640, van Dyck, Mary Villiers, Mary Stewart, Mary Stuart, Duchess of Richmond and Lennox, Lady Herbert, Duchess, British, Villiers family, Stuart family, curly coiffure, hair jewelry, earrings, necklace, fitted bodice, U-neckline, brooch, clasps, elbow length puffed sleeves, cuffs, full skirt, wrap