Sterling silverwhitby jet toscana marquise stud earrings e1124 these contemporary stud earrings are part of our stylish toscana collection and feature marquise shaped cabochons of stunning whitby jet that have been sourced directly from the north east coast of yorkshire the stones are framed within exquisite sterling silver settings with classic post and butterfly fastenings all our whitby jet jewellery is designed and crafted within our very own workshops in derbyshire where a team of skil