1) 18K yellow gold pin/pendant features a hardstone agate cameo in a gold frame, 1.5 in. L., 2) c. 1920, 14K white gold pin/pendant features shell cameo depicting profile of a lady bezel set in a filigree frame with milgrain edge, 1.25 in. L., 3) 10K yellow gold shell cameo brooch depicts profile of Greco-Roman woman in gold frame, 1.25 in. L., and 4) 10K yellow gold hardstone agate cameo pendant with gold frame and fluted bail, with 10K yellow gold chain, spring ring clasp, 16 in. L., 20.7 grams