The Sergei and Tatiana Podstanitsky collection is a large private collection.
From Wikimedia.
Hair wraps have figured into oval portraits and miniatures for centuries. Katherine Bagration wears an Empire dress with purple waist and arm bands.
Keywords: 1812, Isabey, Bourdon, Katherine Bagration, Skawronski family, Bagration family, Countess, mistress, Klemens von Metternich, Russian, curly coiffure, veil, hat, bows, scoop neckline, Empire waistline, long close sleeves, waist band, Empire waistline, close skirt, arm bands