Antique Hand Painted German porcelain Plaque Portrait Queen Louise Of Prussia

Antique late 19th-early 20th century, circa 1900 A.D. framed German porcelain rectangular plaque depicting Queen Louise of Prussia (1776-1810) after a painting by Gustav Carl Ludwig Richter painted in 1879. The portrait is hand painted by a fine brush with superb details, and beautiful colors, she is wearing a gold diadem with a star in her hair along with a scarf over her golden locks, dressed in Empire style pale celadon dress with pink ribbon sash white neoclassic gown tied by a pink silk sash, and ermine lined blue velvet robe draping from her shoulder. Signed by the artist illegibly in the lower right.
 
Verso stamped with round pail red mark MADE IN GERMANY hand painted in number “56” with remaining an old red and white small paper label, also with old framing business paper label. According to 1891 McKinley Traffic Act specified that every article of foreign origin entering the United States must be legibly marked with the English name of the country of origin.
 
Framed in gilded wood frame with black velvet passe-partout.
 
MEASUREMENTS:
 
Dimensions, including the frame: 28 cm x 21.5 cm (11.02 inches x 8.46 inches)
Dimensions of the porcelain plaque: 15.7 cm x 10.5 cm (6.18 inches x 4.13 inches)
 
CONDITION: The plaque is in very good condition overall; some speckles on the background particularly in upper right corner and the scarf near her left ear, possibly retouch made in the workshop during the production, last letter in the signature with minor scratch.
 
Please see the photos as they are a part of the description.
 
Colors may differ slightly with items in pictures, due to lighting conditions, and color settings of different computers.
 
The 4 Turn Buttons supporting the back of the plaque are a recent addition.