Watch List notes:

(x) The Leja Park Collection | Charles II (1660-1685), Halfcrown, 1673 VICESIMO QVINTO, fourth laureate and draped bust right, rev. crowned shields cruciform, seven strings to harp, edge lettered downwards, 14.81g, 6h (ESC 473; Bull 463; Spink 3367), some flecking and the reverse struck from a rusted die, rub to the hair, otherwise with a uniform grey tone, bolder fine, the reverse better; also, Sixpence, 1677, second laureate and draped bust right, rev. crowned shields cruciform, three strings to harp, edge obliquely milled, 2.90g, 6h (ESC 1050; Bull 542; Spink 3375), some double striking to the reverse legend, otherwise with a pleasing and rich tone to dark grey surfaces, very fine (2).
Provenance
i) Harford Coin Company, by private treaty

Estimate: £280 - £350