Designer JJ Sterling STATEMENT popular Bar Marcasite Black Onyx Flower Deco Style Brooch Pin, Large Silver Marcasite Brooch Judith Jack Sterling Pin

Designer JJ Sterling STATEMENT Bar Marcasite Black Onyx Flower Deco Style Brooch Pin, Large Silver Marcasite Brooch, Judith Jack Sterling Pin, this is a larger than most brooch, JJ makers' mark logo stamp is somewhat worn/so partial, copyright symbol and stamped "sterling".

1980's to 1990's
Designer design, quality and craftsmanship
Statement size, 3 1/2 IN in popular length x 1 1/4 IN width at flower region
Sterling silver
marcasites
Black onyx cabochon focal stone
Based on a German Art Deco design, this piece is vintage
Good overall condition, some patina present, maybe a light cleaning needed
Statement look
20 grams, on the heavier side