Victoria (1837-1901), Proof Crown, 1847, struck in pure silver, victoria dei gratia britanniar reg: f: d, ‘Gothic’ bust left, rev. tueatur unita deus anno dom mdcccxlvii, crowned cruciform shield, n over inverted n in unita, edge plain, 27.98g/12h (L & S 58 var.; ESC 2578A; S 3883). Good extremely fine and extremely rare, the fields blue-toned and reflective but also lightly hairlined £10,000-£12,000

XRF analysis indicates a composition of 99.98% silver.