From the Christie's Web site; removed spots with Photoshop and filled in shadows.
The sitter wears a split bodice showing off lace below it and complex sleeves for this portrait.
Keywords: Voet, hurluberlu coiffure, scoop neckline, split bodice, bows, quarter length tight over-sleeves, rosettes, lace cuffs, chemise, lace, modesty piece, close virago sleeves, arm bands, earrings