with a sugarloaf cabochon emerald of square cushion outline, flanked by tapering diamond articulated foliate shoulders with calibre emerald dart accents, upon an articulated diamond collet line shank, the diamonds all old double-eight and single cuts, all millegrain set in platinum, ring size H Sugarloaf emerald 4.7 x 4.6 x 4.3mm high Weight: 2.5g
Early 20th century three stone emerald and diamond ring, c.1910, set with a 3.97ct Colombian emerald of stepped square cut, flanked by two Asscher cut diamonds of approximately 2.25ct and 1.80ct,
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,