Here is a wonderful brooch by the Danish company , Eiler & Marløe, renowned silversmiths active during the first half of the 20th Century, registered 1920 to 1967 in Copenhagen, Denmark. The most outstanding designs were produced during the 1920s and 1930s in the Art Deco style, either functionalist or as here, in flowing organic designs. This one features a rabbit or hare hiding in foliage.
Condition: Excellent, no visible damage, c-clasp
Marks: E&M monogram, 830S, E&M, 210
Size; 3.5 cm ( 1.4") across