Watch List notes:

Victoria (1837-1901), Proof Sixpence, 1887, 'Withdrawn Type', by J E Boehm, 'Jubilee' bust left, rev. crowned Garter shield, edge milled, 2.85g, 1h (Spink 3928; ESC 3269 [1753]; Stratos 243), staining spot, otherwise brilliant, much as struck with peripheral streaks of electric blue tone, much as struck