How much does a dime weigh? What are pennies made of? Find out in the table below, which gives specifications for U.S. Mint legal tender coins presently in production for annual sets. Specifications for the American Innovation $1 Coins and Native American $1 Coins are the same.

Denomination Cent Nickel Dime Quarter Dollar Half Dollar Dollar Composition Copper Plated Zinc 2.5% Cu

Balance Zn Cupro-Nickel 25% Ni

Balance Cu Cupro-Nickel 8.33% Ni

Balance Cu Cupro-Nickel 8.33% Ni

Balance Cu Cupro-Nickel 8.33% Ni

Balance Cu Manganese-Brass 88.5% Cu

6% Zn

3.5% Mn

2% Ni Weight 2.500 g 5.000 g 2.268 g 5.670 g 11.340 g 8.1 g Diameter 0.750 in.

19.05 mm 0.835 in.

21.21 mm 0.705 in.

17.91 mm 0.955 in.

24.26 mm 1.205 in.

30.61 mm 1.043 in.

26.49 mm Thickness 1.52 mm 1.95 mm 1.35 mm 1.75 mm 2.15 mm 2.00 mm Edge Plain Plain Reeded Reeded Reeded Edge-Lettering No. of Reeds N/A N/A 118 119 150 N/A