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
Antique emerald and diamond three stone ring, c.1900, centred by a principal 2.33ct octagonal step cut Colombian emerald, flanked by cushion cut diamonds, rose cut diamond points between, to an openwork looped scroll gallery and reeded shoulders, mounted in 18ct gold, accompanied by GPL report no. 21811 giving the Colombian origin opinion for the emerald and that the stone shows minor clarity enhancement, the cushion cut diamonds approximately 0.80cts in all
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,
Antique emerald five stone ring, c.1850, claw set with graduated square cut corner step-cut stones, carved gold sides, total emerald weight approximately 2.75cts