Watch List notes:

George I (1714-27), Halfcrown, 1717 tirtio, laureate and draped bust right, rev. crowned shields cruciform, roses and plumes in angles (ESC 1554 (589); S.3642), attractive old cabinet tone, near extremely fine, in NGC holder, graded AU58 (Cert. #4861254-004).
The current finest certified by NGC
Estimate: £1,200 - £1,500