Tanzanite and diamond pendant necklace, of cluster design, centering a claw-set heart-shaped tanzanite weighing approximately 21.65 carats, framed by a graduating line of 34 brilliant-cut diamonds supported from a fine trace chain spectacle-set at intervals with six diamonds, the diamonds together weighing approximately 1.57 carats, mounted in platinum, pendant length 25 mm, circumference 550 mm.