"Jewelry - Enamelled Silver Brooch"
A 925/000 silver-vermeil brooch, partially enameled in white, blue, and black. It forms an openwork knot set with garnet and turquoise cabochons. The base is adorned with a small bell, also set with a garnet. The swan hallmark and two other illegible hallmarks are present on the pin's attachment. Austro-Hungarian work from the second half of the 19th century. Good condition, with some enamel losses visible in the photos. Gross weight 13 grams. 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato