Cartier diamond 'Perles de Diamants' choker necklace, circa 1999, composed of a line of articulated spheres embellished with brilliant-cut diamonds completed by a barrel clasp, the diamonds together weighing approximately 4.00 carats, mounted in 18ct white gold, length approximately 415 mm, gross weight approximately 43.96 grams, numbered, workshop marks, signed Cartier.