Gentleman’s heavy ‘750’, opal and diamond ring
Gentleman’s heavy ‘750’, opal and diamond ring with central black opal doublet 16mm x 12.5mm. The opal doublet in rub-over setting within a border of brilliant and old brilliant-cut diamonds estimated to weigh a total of 1.5cts. The rectangular cluster 22mm x 12.5mm, the shank inscribed inside ‘750 Brill 1.58ct HZ’, ring size U. 59.3gms gross weight.