An emerald and diamond pendant with matching three-stone ring

An emerald and diamond pendant with matching three-stone ring, the pendant set with a pear-shaped emerald set within a surround of round brilliant-cut diamonds and suspending from a tapered baguette-shaped diamond in yellow gold, with yellow gold box-link neck chain, 44cm, the ring with an oval-shaped emerald is set with two round brilliant-cut diamonds in yellow gold, size S