1970s Enameled Eisenberg Pendant Necklace in Black and White vintage charm this California vintage creation will

this California vintage creation will dress up (or down) any jacket

It is heat-molded

and a spring-ring clasp

along with a textured clasp

There is a patent number on the back of the clasp that was issued for the clasp mechanism only

1970s Enameled Eisenberg Pendant Necklace in Black and White vintage charm this California vintage creation willThis vintage pendant by Eisenberg is part of the Artists' Series, created and sold in the 1970s. The pendant consists of an egg shaped metal medallion, enameled in black and off white, with concentric off center circles. There is a gold plated "swoosh" accent at the top. The pendant hangs from a goldtone snake chain with a spring ring clasp. The piece is signed "EISENBERG (c)" on the reverse, on a raised plate. There are a couple of areas of scuffed