18ct white gold, diamond and gem-set 'Parentesi Cocktail' necklace, Bulgari, designed as a trace chain necklace spectacle-set with rose-cut blue topaz and amethyst between open work circular links pave-set with brilliant-cut diamonds suspending a claw-set similarly-cut blue topaz from a diamond set surmount, inner circumference approximately 450 mm, signed Bulgari. Accompanied by a Bulgari box.