1880 Nickel Three-Cent Piece. Proof-67 Cameo (PCGS). CAC.;A delightful specimen with appreciable cameo contrast between satin devices and modestly reflective fields. The entire package is silky smooth in texture beneath a thin veil of iridescent gold toning. Condition Census for this 3,955-piece Proof delivery, and associated by date with a low mintage circulation strike in the 21,000-piece 1880 nickel three-cent piece.