An opal and diamond ring The oval solid crystal opal cut en cabochon displaying green blue colours with a red flash of 6.25cts mounted in an 18ct gold scroll and wire frame with pattern finish and fla
An opal and diamond ring The oval solid crystal opal cut en cabochon displaying green blue colours with a red flash of 6.25cts mounted in an 18ct gold scroll and wire frame with pattern finish and flanked with four round brilliant cut diamonds totalling 0.30cts independent valuation available. See illustration.....