An early 20th century platinum and 18ct gold opal and diamond cluster ring. The oval opal cabochon, within a single-cut diamond scalloped surround, to the similarly-cut diamond shoulders and openwork gallery. Estimated total diamond weight 0.30ct. Weight 2.5gms.

The lot is in good overall condition with light scratches in keeping with general wear. Stamped 18ct plat, stamps slightly worn. The diamonds appear bright and moderately well matched. Individual diamonds too small to accurately assess colour/clarity grades. One diamond set at a slight angle. Please see important notices for purchasers in the catalogue and on our website for Coloured Gemstones. The opal is a pale white hue. Good play of colour, predominantly orange and green hues. Significant abrasion. Ring size O 1/2.