18ct gold, sapphire and diamond brooch, Haller jewellery Company for Grima, circa 1967, of abstract design, composed of undulating vertical lines of textured wire centring a collet-set carre-cut diamond flanked by similarly cut sapphires, gross weight approximately 23.6 grams, approximately 55 x 30 mm, signed Grima, maker's mark HJCo for Haller jewellery Company, British hallmarks for London, 1967, accompanied by a Grima box.