Sterling Silver Whitby Jet Eclipse Heart Safety Pin Brooch. M304. This romantic brooch features a stunning heart shaped cabochon of the finest Whitby Jet stone, sourced directly from the north east coast of Yorkshire. The Jet heart is placed in a sterling silver safety pin frame for all occasions. 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: 52x11mm.