18ct White Gold Whitby Jet 0.25 Carat Diamond Pear Shoulder Ring. R1010. This elegant 18ct white gold ring features a stunning pear shaped hand carved Whitby Jet stone that has been sourced directly from the north east coast of Yorkshire. Sparkling diamonds totaling 0.25 carats embellish the shoulders and frame the stone. All our Whitby Jet jewellery is designed and crafted within our very own workshops in Derbyshire where a team of skilled craftsmen transform the nautral 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 0.25 Carat Diamond Pear Shoulder Ring