Brooches :
GROUP OF THREE COLORED STONE AND DIAMOND BROOCHES, CIRCA 1930. The diamond brooch set with old European-cut diamonds weighing approximately 2.25 carats, mounted in platinum; the amethyst and diamond brooch set with calibré-cut amethysts and old European-cut and single-cut diamonds weighing approximately 1.60 carats, mounted in platinum; and the sapphire and diamond brooch set with marquise-shaped, old European-cut and single-cut diamonds weighing approximately 1.00 carat, mounted in platinum.
