Watch List notes:

British Coins, George VI, VIP proof sixpence, 1952, bare head l., rev. crowned cypher (cf. S.4110; cf. ESC.1838 G; Bull 4268), certified and identified erroneously as S.4140 by PCGS and graded as Proof 67
The key date - a spectacular coin and the finest known. The only example graded PF67 by PCGS, and the highest graded.
(1250-1500 GBP)