Opal and Diamond Set Cluster Ring - Secondhand

A seventeen stone round cabochon cut opal and old brilliant cut diamond cluster ring in 18 carat gold.  The opal is claw set and surrounded by a border of twelve diamonds  all open claw set which leads to the two grain set diamond shoulders and d-shape shank with ridged centre.

The opal measures 8.00 x 8.00 x 3.90mm approx.

The diamonds measure 2.50 x 2.50mm approx each.

The opal is estimated as weighing 0.60ct approx each, 2.20 x 2.20mm approx each.

The diamonds are estimated as weighing 0.04ct approx each.  Total carat weight estimated as weighing 0.88ct.

'18' stamped.

The finger size is O 1/2.

Our reference - R855SV