1936 Buffalo Nickel. Satin Proof-67 (NGC).Shades of violet, emerald, indigo, and amber pastel tones emanate from both sides of this spectacularly luminous Satin Proof. A real treat to rotate under a strong light. Definitely one for the intrepid Buffalo collector who desires a unique Superb Gem.PCGS# 3994. NGC ID: 278X.