Wiener Werkstatte enamel and sterling brooch
Dating from the first quarter of the 20th century
Markings include WW, The Austrian silver hallmark and A. St.
A St. was the mark of Alexander Sturm who was the craftsman and manufacturer commissioned by the designers of the Wiener Werkstatte to produce silver objects
Brooch measures 1" x 1 3/8"
In very good antique condition