Sterling Silver Whitby Jet Large Seahorse Brooch. M257. This striking brooch features a stunning oval shaped cabochon of the finest Whitby Jet stone, sourced directly from the north east coast of Yorkshire. The Jet stone is placed into the belly of the unique sterling silver seahorse frame, which fastens with a bar pin. This statement piece also has a bail on the reverse allowing the seahorse to be worn as a pendant. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform natural pieces of Whitby Jet into these stylish pieces of jewellery. You can find other matching Whitby Jet jewellery on our website. All articles purchased from C W Sellors are lovingly and securely dispatched with our elegant jewellery packaging. Dimensions: 110x55mm.