A vintage opal and diamond ringAn 18 carat gold vintage dress ring. Set with three white opals, centre stone 6mm, each end a 5mm opal. Good play of colour with many hues of colour when played against the light, including fireglow orange, peacock green, electric blue. Each side of the centre stone two old cut white diamonds 2. 4mm each (total estimated at 0. 20 carats). Hallmarks for London, no date letter, probably early 20th century. Weight 4. 3grams. Size V 1 2. We can resize