An attractive late 19th / early 20th Century emerald and diamond marquise cluster ring, comprising three graded cushion-cut emeralds set within a circuit of graded millegrain-set old-cut diamonds, between the trifurcated shoulders of an 18 ct gold shank, Q, face 24 mm x 10 mm, diamonds approx 0.5 ct aggregate weight, emeralds approx 1 ct aggregate weight, 5.7 g