Watch List notes:

BRITISH COINS, Philip and Mary (1554-1558), Silver Shilling, undated, profile busts facing each other, crown above, full titles, rev crowned quartered shield of arms, value either side at top, 6.11g (N 1967; S 2498). Weak in parts but with bold portraits, very fine, toned.
purchased from CNG, c.1998

Estimate: £2000-2500