Brooches Jewels : White Gold, Chalcedony, Sapphire, Amethyst and Diamond 'Flowerhead' Broo… 7 June 2018 3298 Brooches Jewels : White Gold, Chalcedony, Sapphire, Amethyst and Diamond 'Flowerhead' Brooch, Designed by Suzanne Belperron, 1932-1955