I believe the back is marked "Sterling". Front could be either rhinestones or marcasite? Age: Pre War
Dimensions
7.25" wide, 1" tall
Acquired From:
Inherited
A Silver & Marcasite Brooch, Art Deco, the torpedo-shaped panel encrusted with small marcasite in geometric formation, the central panel with the monogram "M S R" reverse stamped "Sterling", measuring 7.25" x 1".