Victoria 1839 proof Sixpence CGS UNC90

Victoria (1837-1901), Proof silver Sixpence, 1839, young head left, legend VICTORIA DEI GRATIA BRITANNIAR: REG: F: D: toothed border around rim both sides, rev. struck en medaille, SIX / PENCE in two lines at centre of crowned laurel and oak wreath, date below, edge plain (Bull 3171; Davies 1031; ESC 1685; S.3908). Attractively toned, practically as struck, has been graded and slabbed by CGS UK as UNC90, rare.