Silver Whitby Jet Half Ridged Heart Pendant Necklace. P2548. This feminine necklace boasts a stunning highly polished cabochon of fine Whitby Jet stone that has been sourced directly from the north east coast of Yorkshire. The stone has been placed within an exquisite sterling silver mount that embraces the Whitby Jet in a ridged heart design. It sits gracefully on a 18 inch long sterling silver chain completed by a classic bolt ring clasp for easy wear. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen turn the raw Jet into these stunning pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet necklaces on our website. Silver Whitby Jet Half Ridged Heart Pendant Necklace. 12mm high by 12mm wide, plus a 5mm bale.