Watch List notes:

STUART. Charles I. 1625-1649. AR Shilling (31mm, 5.96 g, 5h). Group E, type 4.1 var. Tower (London) mint; im: triangle. Struck 1639-1640. Crowned bust left; XII (mark of value) to right / Coat-of-arms over cross moline. Brooker 532; North 2230/1; SCBC 2797. Deep iridescent toning, die break on reverse. Good VF.

From the James & Martha Robertson Collection, purchased from Karl Stephens, January 2007.