Watch List notes:

George IV (1820-30), Farthings (5), 1826-30, the first with 'arabic 1' (BMC [Peck] 1439, 1442-45; S.3825), varying degrees of residual lustre surviving from recesses only to much flan colouration, extremely fine to almost uncirculated (5).
provenance
iv) Spink Numismatic Circular, February 2007, MC3246 - £130
v) Baldwin 59-60, 5 May 2009, lot 921 - £140
Estimate: £200 - £250