Watch List notes:

British Coins, George VI, proof five pounds, 1937, bare head l. rev. St. George and the dragon (S.4074; W&R.435), certified and graded by NGC as Proof 65 Ultra Cameo, very heavily frosted motifs against a 'deep black' mirrored field on each side, a gem coin with a truly superb reverse
Total mintage of 5001 pieces from the Coronation sets.
Estimate: 10000-15000 GBP