Watch List notes:

The Geoffrey Cope Collection of British Coins. Edward VI. 1547-1553.
AR Halfcrown (36mm, 15.81 g, 2h). Third period; Fine Silver issue. London mint; im: Y. Dated 1551. Edward, armored and holding sword, on caparisoned horse right / Coat-of-arms over long cross fourchée. North 1934; SCBC 2479.
Uncommonly well struck on a broad flan from fresh dies. Even grey tone with underlying lustre.
EF. Exceptional detail to horse and king.The first English silver Halfcrown
and the finest known example.

Ex Slaney (Part I, Spink 163, 15 May 2003), lot 21; R.C. Lockett (English Part II, Glendining, 11 October 1956), lot 1904; W.C. Hazlitt (Sotheby, Wilkinson, & Hodge, 5 July 1909), lot 1068 ("very rare in so perfect a state"); H. Montagu (Sotheby, Wilkinson, & Hodge, 11 May 1896), lot 841; W. Brice (purchased en bloc by H. Montagu, 1887); J.B. Bergne (Sotheby, Wilkinson, & Hodge, 20 May 1873), lot 536 ("believed to be the finest known"); W. Durrant (S. Leigh Sotheby & Co., 19 April 1847), lot 413; M. Trattle (Sotheby & Son, 30 May 1832), lot 636 (part of).