Watch List notes:

John (1199-1216), Penny, 1.39g, Class 5b, Kings Lynn, rev. iohan.on.lene, obverse fractionally off-centre and with a little excess flan, light deposits, well struck, particularly so on reverse, toned, good very fine, very rare mint.
provenance
Spink auction 207, 23 March 2011, lot 65 (£700)
P Finn, List 6, Winter 1996, no.126

Estimate: £400.00 - £600.00