A necklace composed of graduating swags of old and brilliant-cut diamonds accented with baguette diamond centers; the pendant brooch suspending two pear-shaped emeralds with a surround of carré-cut diamonds from a line of baguette and fancy cut diamonds surmounted by a rectangular emerald, the clasp accented with trapezoid emeralds; mounted in platinum, with French assay marks; in original fitted Van Cleef & Arpels case