This is a vintage 1940s McClelland Barclay Art Moderne brooch. A curled pavé rhinestone decoration with tiny green accent stones embellishes this bronze-plated brooch. A hinged bail is part of the design so this brooch can also be worn as a pendant necklace on a chain or cord. Similar gold-plated designs with pavé rhinestone decoration are available as a and, with blue accents as or a  or accent stones.