Coins of ONE CENT of the years:- 1955, 1967, 1968, 1969, 1982, 1983, 1986 and 1989. United States of America Liberty E PLURIBUS UNUM Circulation coins. Metal: Brass / Copper-Zinc / Copper Plated Zinc. Weight: 3.11 grams / 2.5 grams. Diameter: 19.5 mm / 19 mm. Layer: 1.55 mm / 1.3 mm. Quantity: 8 coins.