1) 14K yellow gold pendant necklace, the serpentine chain suspending a round openwork nephrite with carving of a dragon on one side, phoenix on the other, lobster clasp and later gold tone screw barrel clasp, 17 in. L, 1 1/2 in. D (pendant), and 2) 14K yellow and white gold cameo pin/pendant, the banded agate depicting a woman in profile with flowers, in a ribbed setting, 1 1/2 in. L, 27.0 grams tw