Great Britain. Bronzed Pattern Proof Halfpenny, 1805. Peck-1309. (Incorrect denomination on PCGS holder). George III. Obverse draped laureate bust of king right. Reverse; Britannia. Designated as Very Scarce by Peck this coin is surely very rare in this grade. Practically flawless mint state. Proof 64. Estimate Value $550 - 600