the rectangular step cut emerald to a square geometric diamond border of baguette diamonds flanking and round brilliant cuts above and below, tapering three stone diamond set shoulders, collet set in platinum, emerald approximately 0.40ct, the diamonds approximately 0.85cts in all Cluster 11 x 11mm Weight: 4g
Late 18th / early 19th century pear shaped emerald and diamond cluster ring, c.1800, the Colombian emerald of step cut and elongated outline, open set and inverted within a heart shaped border of old cut diamonds,
Emerald and diamond three stone ring, central cushion shaped emerald, approximately 2.20ct, with an old brilliant cut diamond either side, approximately total 2.25cts,