Emerald and diamond necklace and a pair of emerald earclips

The detachable emerald drop stated to weigh approximately 122.40 carats, suspended from a cabochon emerald, within an openwork surround set with circular-cut diamonds, to a similarly-cut diamond-set chain, length approximately 485mm; each ear clip set with a cabochon emerald, highlighted to one side by brilliant-cut, marquise- and pear-shaped diamonds; accompanied by an additional faceted cable-link chain to suspend just the emerald drop, length approximately 474mm.