A single stone rock crystal plaque or pectoral pendant, by Iris Oakes, c.1970, with a cushion shaped rectangular feature plaque, with applied, raised and textured foliage to one side and a cabochon rock crystal, rub set to the other, to integral tapered bar link chain with a slot and bar clasp. London 1970. Centrepiece 71 x 50mm, 78.30g Condition report: Some tarnish. Light surface marks commensurate with its age.