Sterling Silver Whitby Jet Triangle Stone Adjustable Bracelet. B1128. This exquisite bracelet features a rounded edge triangle of the finest Whitby Jet, sourced directly from the north east coast of Yorkshire. The striking, contemporary sterling silver bracelet is perfect for every occasion. The bracelet fastens with a sliding adjustment, making it suitable for different sized wrists. 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 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.