EMERALD AND DIAMOND NECKLACE Of cluster design, centring a claw-set pear-shaped emerald weighing approximately 3.38 carats, framed by a halo of brilliant-cut diamonds, completed by a trace link chain spectacle-set at intervals with brilliant-cut diamonds, the diamonds together weighing approximately 0.50 carats, mounted in 18ct white gold, pendant length 16mm, circumference 510mm.