Great Britain. Proof Halfpenny, 1861. S.3956; KM-748.2. Victoria. Brilliant copper Proof. Obverse, Wyon's portrait of queen with hair in bun. Reverse; Britannia. Date below. A pristine specimen, unlisted in Peck and extremely rare. NGC graded Proof 64 Brown. WINGS. Estimate Value $1,000 - 1,200