An emerald and diamond halo ring, featuring a rectangular step-cut emerald of bright green colour, approximately measures 5.7 x 5.3 x 2.5 mm, encompassed with an array of single-cut diamonds, tapered shoulders to flat shank, yellow metal stamped with South African hallmarks for 18ct, 1962, ring head measures 1.2 x 1.1 cm, ring size P½, total weight of item 4.5 grams.