18ct white gold whitbyjet 032ct diamond cushion stud earrings e1990 these delicate earrings feature two stunning cushion shaped cabochons of the finest whitby jet stone sourced directly from the north east coast of yorkshire the beautiful 18ct white gold frames are embellished by dazzling 032 carats of brilliant cut diamonds the earrings are secured with post and butterfly fastenings at c w sellors we have an expert team of gemstone and diamond specialists who handpick and grade each j