Sterling silver turquoise marcasite round beaded edge stud earrings e1633 these simple and stylish stud earrings boast two round cabochons of fine turquoisestone the stones are set within simple sterling silver frames that have been embellished by marcasite stones which add a vintage stylesparkle the earrings are completed by classic post and butterfly fastenings for easy wear all our turquoise jewellery is designed and crafted within our very own workshops in ashbourne derbyshire where