De Grisogono South Sea pearl, sapphire and diamond 'En Tremblant' brooch, modelled as a flowerhead, the stamen centring a cultured pearl measuring 17.60 mm, above petals en tremblant pave-set with circular-cut sapphires and brilliant-cut diamonds, the sapphires and diamonds together weighing approximately 15.00 carats and 17.00 carats respectively, mounted in 18ct white and blackened gold, diameter 50 mm, trombone clip fitting, maker's marks, numbered, signed de Grisogono.