Watch List notes:

STUART. Charles I. 1625-1649. AR Halfcrown (33mm, 4h). Group III, type 3a1. Tower (London) mint; im: bell. Struck 1634-1635. Charles on caparisoned horse left, holding sword / Coat-of-arms. Brooker 320-1; North 2209; SCBC 2773. Toned. In NGC encapsulation 4190635-003, graded XF 45.

From the New Horizons Collection, purchased from Atlas Numismatics.