Vtg 1960s AVON of BELLEVILLE BOUCHER marcasite hematite art deco brooch pendant

Brooch is signed Avon and numbered 8407, and necklace is marked 2400....Two pieces are in good used worn condition, no missing stone ...Brooch measure 2 1/8", chain is 21 1/2" long, and pendant is 2 1/2" long....In seventies, Boucher made many numbered pieces for Avon..........