Peridot and diamond necklace/brooch combination

Of ropetwist design, the detachable brooch set with a triangular, a pear-shaped and step-cut peridots, the necklace set throughout with oval peridots, accented by brilliant-cut diamonds, length approximately 440mm, clasp fitting for wearing the necklace without the brooch, length approximately 420mm, detachable for wear as two bracelets, each length approximately 210mm.