This pin was orginally designed by Mexico artist Frederick Davis in the 1930's. This piece is signed MEXICO SILVER but without the FD mark. Measuring 3 1/2 inches long and 1 1/2 wide. 8 cab amethyst stones guard a large faceted amethyst in the center. Pin back works perfectly. Tiny flea bite in the center stone that can be felt but not seen. No dents, dings or repairs to silver.