Cartier Blue & Green Chalcedony Diamond Yellow Gold Bird Pin Brooch | From a unique collection of vintage brooches at https://www.1stdibs.com/jewelry/brooches/brooches/ Cartier, Bird Pins, Green Chalcedony, Blue Chalcedony, Exquisite Jewelry, Round Brilliant Cut Diamond, Pin Brooch, Blue And Green, Vintage Brooches