Vintage Depose Bondania Brooch w/ Diamonds & Amethyst in 18k GoldThis Mid Century brooch features . 48 carats of Round Brilliant cut diamonds and amethyst accents in 18K white and 18K yellow gold. A collection of petite colorless diamonds are set in 18K white gold at the center of the slender brooch. Two (2) 5. 09 carat purple amethysts punctuate the ends of the brooch. The amethysts have a dark purple plum hue. The 18 karat yellow gold form features streamlined engravings and a small inscription of 18K DEPOSE