"Necklace Silver, Hematite And Marcasites, Art Deco, Around 1925-30."
Necklace in solid silver, with a rectilinear pendant, composed of two set claws of round shape with a round faceted cut hematite, above the smallest and in the largest finish, connected between the two of a bar with paving of marcasites and beaded frieze, fine simple convict chain, engraved ratchet clasp and safety eight, probably German or French work circa 1925-30, Art Deco, gross weight 4.94 gr. The dimensions indicated are those of the pendant, length of the necklace 41 cm. 
Le Magazine
Rivista Artiquariato
TRÉSORS magazine