George V 1911 proof Five-Pounds PF62 Coronation issue, ex Warth

George V (1910-36), gold Proof Five-Pounds, 1911, bare head left, with raised BM for Bertram Mackennal on truncation, legend and toothed border surrounding, GEORGIVS V DEI GRA: BRITT: OMN: REX F. D. IND: IMP: rev. St George and dragon right, date in exergue, B.P. to upper right of exergue, edge milled (WR 414; Hill F38; Bull EGC 1430; S.3994). Toned with surface marks, has been graded and slabbed by NGC as PF62.