18ct White Gold Whitby Jet 0.24 Carat Diamond Shoulder Ring. R1040. This elegant 18ct white gold ring features a stunning oval shaped hand carved Whitby Jet stone that has been sourced directly from the North East coast of Yorkshire. The stone is framed by an oval surround of sparkling Diamonds which also continue down the shoulders of the ring to stunning effect.  A beautiful ring featuring a rare British gemstone, it would make a gorgeous engagement ring or a beautiful gift for someone special.  All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen transform the natural Whitby Jet into these stunning pieces of jewellery. You can find other matching Whitby Jet jewellery and other Whitby Jet rings on our website. 18ct White Gold Whitby Jet 0.24 Carat Diamond Shoulder Ring. Whitby Jet stone; 6x4mm.