1903 opal and diamond three stone ring in 18kt yellow gold

1903 opal and diamond three stone ring in 18kt yellow gold. Set across the finger with three oval cabochon opals in grain settings, highlighted with four Old Mine cut diamonds in vertical grain settings, to an elegant three stone design with raised borders, polished gallery and integrated shoulders which taper to a solid shank. Hallmarked 18kt gold, London, 1903.