GINA COWEN’s sea-glass jewellery has been a firm favourite at the gallery over many years. Her new collection includes spectacular rope necklaces, made from semi-precious stones and Baroque pearls combined with the sea-glass for which she is so renowned. Gathered from shores far and wide, shaped by the sea, the glass comes in many colours and glows with luminosity. One of her benchmarks is the delicate shape of silver swan-neck hooks which are so gracefully in tune with the suspended sea-glass drops. Here is a selection: