Platinum, pearl and diamond 'Fireworks' brooch/enhancer, Tiffany & Co., circa 1990, designed as stylised firework centring a cultured pearl measuring 11.00 x 10.50 mm framed by open work sprays claw-set with brilliant-cut diamonds together weighing approximately 4.00 carats, approximately 37 x 40 mm, signed Tiffany & Co., Fireworks.