Sir Robert Williames Vaughan Hengwrt and Nannau 2nd Baronet (1768-1843). His mourning ring, in 18ct gold, OB : 22 . APRIL . 1843 : AE : 76, around the bezel on a black enamelled ground, and containing a lock of his hair, the shoulders, on one side SIR . R : W , the other, VAUGHAN : BT, the outside of the shank in raised relief, IN MEMORY OF, hallmarked London 1843.
Scan and Information Courtesy of Tamlyns.