An emerald and diamond trilogy ring in 18ct gold, claw-set to the centre with a step-cut emerald with canted corners, approximately measuring 7.7 x 6.1 x 3.2 mm, flanked by two brilliant-cut diamonds with an estimated total weight of 0.65ct, with chenier shoulders leading to a D-profile shank, Birmingham 1984, size N, total weight 3.6 grams.