Watch List notes:

STUART. Charles I. 1625-1649. AR Shilling (30mm, 5.80 g, 5h). Group D, type 3a. Tower (London) mint; im: tun. Struck 1636-1638. Crowned fourth bust left, wearing ruff; no inner circles; XII (mark of value) behind / Coat-of-arms. Brooker 509-10; North 2225; SCBC 2791. Toned with hints of gold, double struck. Fine.

From the Arthur M. Fitts III Collection.