Watch List notes:

Victoria (1837-1901), Proof Crown, 1839, by W Wyon, young head left, rev. en médaille, crowned shield within wreath, edge plain, 28.18g (L&S 38; ESC 2560 (279); S.3882), obverse slight wiped with contact marks in fields and on cheek, otherwise residually brilliant and lightly toned surfaces, almost extremely fine, rare.
provenance
Sotheby, 16 April 1980, lot 411, wherein described: 'sometime cleaned' - £1,350
Estimate: £3,000 - £4,000