18ct yellow rose gold whitby jet diamond lyria necklacecmt116 this unique pearshaped whitby jet and diamond drop pendant is set in 18ct rose gold an array of sparkling diamonds totaling046 carats add unique detail to the pendant it is a sophisticated and stunning design featuring whitby jet stone which has been sourced directly from the north east coast of yorkshire all our whitby jet jewellery is designed and crafted within our very own workshops in derbyshire where a team of skilled