Maria Amalia, Prinzessin von Sachsen (Amalie Heiter) (1794-1870) by Friedrich August Zimmermann after Doering Manteuffel
From Wikimedia, spots removed in background with Photoshop by gogm.
Maria Amalia appears to be wearing a coat with probably full sleeves in this print, suggesting circa 1830.
Keywords: Manteuffel, Zimmerman - Friedrich August, Maria Amalia of Saxony (1794-1870), Wettin family, Princess, German, hurluberlu coiffure, knotted bun, necklace, earrings, coat, ruffles, lace