VAN CLEEF & ARPELS Diamond, Chalcedony, Onyx Necklace

VAN CLEEF & ARPELS Diamond, Chalcedony, Onyx Necklace.

An 18k yellow gold necklace set with round diamonds, cabochon-cut green chalcedony and onyx with detachable pendant.

necklace measures approx. 20.5" in length and pendant 2.75" long

signed "VCA", circa 1977 with certificate of authenticity