18ct yellow gold whitby jet square split shoulder ring r063 this simple ring features a highly polished cabochon of the finest whitby jet stone that has been sourced directly from the north east coast of yorkshire the stone is framed by a square of solid 18ct yellow gold and this is set on a classic band with open detailing on the shoulders all our whitby jet jewellery is designed and crafted within our very own workshops in derbyshire where a team of skilled craftsmen transform the naturalje