A fine vintage Opal and Diamond cluster ringAn exceptional ring which has an oval white opal to the centre 6. 5x6mm, rub over setting. Good colour play on the stone. Complimented by an outer border of fourteen old cut white diamonds, each 2mm to an estimated total of 0. 40 carats. Colour i j, clarity Si3 P1. All set in yellow gold, testing as 18 carat. Period 1930s, no hallmarks required for this period. Stamped 18CT, weight 3. 1grams, head size 14x12mm, depth 5mm. Size N, we can resize free of