THREE GEM-SET RINGS AND A PAIR OF EARRINGS

THREE GEM-SET RINGS AND A PAIR OF EARRINGS, comprising; a diamond solitaire ring, set with an old circular-cut diamond weighing approximately 0.60cts, in 18ct yellow gold, stamped 18ct, indistinct maker's mark, size K, a diamond solitaire ring, set with a round brilliant-cut diamond, in 18ct gold and platinum, stamped 18ct and PLAT, numbered 1644, size N, an emerald and diamond demi parure, comprising an emerald and diamond cluster ring, set with an emerald-cut emerald within a border of round brilliant-cut diamonds, in 18ct yellow gold and platinum, stamped 18ct and PLAT, size O, and a pair of emerald and diamond cluster ear studs, each set with a circular-cut emerald within a border of round brilliant-cut diamonds, length approximatley 1cm, post fittings