9ct yellow goldwhitby jet framed marquise stud earrings e561 an elegant marquise shaped pair of whitby jet and 9ct yellow gold stud earrings the whitby jet is locally sourced and hand set within a heavy gold frame while the earrings are secured with a gold post and butterfly back fastening for regular use all our whitby jet jewellery is designed and crafted within our very own workshops in ashbourne derbyshire where a team of skilled craftsmen transform natural pieces of whitby jet into t