four claw set between stepped baguette diamond and onyx shoulders, mounted in platinum, with workshop and French assaymarks The tourmaline 24 x 17mm Weight: 16.5g
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,
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,