An emerald and diamond 3-tier oval cluster platinum ring, the central emerald cut emerald accompanied by an IGI coloured stone report stating 'Opinion of Origin: Columbia, Weight: 1.73 carats, Colour: Deep Bluish-Green, with no indications of treatment', 2-tier oval cluster surrounds comprising a total of 28 round brilliant cut diamonds, weighing a total of approx. 1.40 carats, white claw settings, pointed knife edge shoulders, platinum throughout, ring size R 1/2, gross weight 6.3g.