20th century cameo necklace made in Germany, with a paper clip style chain attached to graduated circles made up of concentric rings. Dropping from the center is a pretty conch shell cameo set in a rectangular engraved gold-tone frame. It is additionally framed by graduated drops of more concentric circles. Made in Germany on the ring the clasp attaches to. Excellent condition. The center piece measures 3" across and drops to 1 3/4". Measures 18" when worn.