Great Britain. BAF, Specimen 6 Pence, ND (1948), P-M17as SB422s. Blue on lime green, orange and m/c, Back blue-green, Black oval "Specimen De La Rue & Co., Cancelled" overprint on lower right corner, "Specimen No. 14" on lower left margin, With Security Thread. PMG graded Choice Uncirculated 64 (Cert # 8072406-002). TDLR. This is the only graded example in the PMG graded census.
Estimate: $250-375