Antique Edwardian, 18ct gold, platinum, sapphire and diamond three-stone ringThis ring is sold, sorry. See similar rings: Metal: gold rings, platinum rings Gems: sapphire rings, diamond rings Type of ring: Edwardian rings, three stone rings Sapphire and diamond ring, early 20th century. This classic three stone ring centres on an untreated oval sapphire with a rich, velvety blue body colour between a well matched pair of charming old circular cut diamonds. The platinum claws perfectly match the stones, while the elegantly