This 1935 Proof PR64RB Half Penny PCGS Slabbed Pop 12/5RB higher. 125 proofs minted. PCGS witnessed 30 (24%) This coin is equal 9th rarest. The 1935 Proof is under-rated by the market. In 1935 it cost $100. A compounding growth in value exceeds 100% each 10 years, more when graded higher.