Watch List notes:

Poland - Swedish Occupation Ort (18 Groszy) undated (1656) Carolus X KM#38, Kop 9689, 30mm diameter in silver, 5.51 grammes, Fine with some weakness behind the bust, unlisted by Krause, the Numista website suggests a value in the region of 3100-3500 Poland Zloty. GB Halfpenny 1899 has been largely smoothed with little detail remaining, the obverse with incuse rim teeth and a raised cross from edge to edge, an unusual piece

Estimate: 100-200 GBP