Paspaley, 18ct white gold, diamond, opal and South Sea pearl 'Lavalier' necklace, designed as a sautoir comprising trace link chains gathered to the front by a slide pave-set with brilliant-cut diamonds terminating in a basket decorated at intervals with collet-set circular opals together weighing 0.55 carats, holding an undrilled detachable 17.53 mm cultured pearl inset with two brilliant-cut diamonds, the diamonds together weighing 0.40 carats, and a 6.00 mm keshi pearl swing drop, signed Paspaley, length 640 mm adjustable. Accompanied by a Paspaley purchase receipt invoice dated 08/12/2015.