18ct white gold whitby jet 016 carat diamond tapered shoulder ring r1028 this elegant 18ct white gold ring featuresa stunning roundshapedhand carved whitby jet stone that has been sourced directly from the north east coast of yorkshire the ring is set with 16 brilliant cut diamonds totalling 016 carats which are pave set along each twisted shank that taper to an elegant point a beautiful ring featuring a rare british gemstone it would make a gorgeous engagement ring or a beautiful gi