Watch List notes:

Halfpenny 1936 VIP Proof/Proof of record Freeman 427 dies 3+B, rated R18 by Freeman, in a PCGS holder and graded PR65 RB, we note there are only two examples recorded by the PCGS Population Report, of which this is the finest known, a very rare item with only a handful of examples known

Estimate: 750-1000 GBP