CASTLECLIFF Aztec Inspired Enamel and Glass Pendant Necklace was designed by Larry Vrba. This highly collectible piece was done in 1973. The chain measures approximately 16 1/2 inches. The pendant is 4 1/2 by 2 7/8 inches. The center stone is a purple color. It is signed on the back in a cartouche, CASTLECLIFF.