Gold Tone Metal Oval Brooch Pin, Brown Oval Glass Cabochon, Rhinestones

This is a very attractive vintage costume jewelry brooch, probably from the late 1950s to early 1960s. The centerpiece appears to be a banded art glass cabochon (made to resemble agate), surrounded by: * Amber and smoky brown rhinestones * Aurora Borealis (AB) rhinestones * Gold-tone setting * Marquise and round faceted stones