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How Many mm Is a Nickel Coin: Size, Thickness, and Key Specs

A United States nickel (five-cent coin) has a diameter of 21.21 mm, a thickness of 1.95 mm, and a mass of 5.00 grams. These dimensions have been consistent for the current Jeffe...

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Quarter vs Half Dollar: Size Comparison and Key Differences

A quarter (2010 Roosevelt dime) and a half dollar (2020 Kennedy half) differ most obviously in size. A quarter has a diameter of 24.26 mm (0.955 in) and weighs 5.670 g, while a...

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Half Dollar Size in Millimeters: Diameter, Dimensions, and Specifications

The US half dollar coin measures 30.61 millimeters in diameter and is approximately 2.15 millimeters thick, weighing 11.34 grams in its modern cupronickel composition. The coin...

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What Is the Diameter of a Nickel in Millimeters

The United States five-cent coin, or nickel, has a diameter of 21.21 mm (approximately 0.835 inches). This dimension is defined by federal specifications and has remained stable...

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Half Dollar Coin Size: Dimensions, Specifications, and How It Compares

The US half dollar coin measures 30.61 millimeters in diameter, is 2.15 millimeters thick, and weighs 11.340 grams for the modern cupronickel version. Its planchet features a re...

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