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How wide is a US half dollar coin?

1.21 inAbout 30.61 mm · Handheld

About 1.2 inches (3 cm), the biggest US coin made for everyday use.

1.21 in
the ozone layer squeezed flat

To scale: a half dollar is about 10× bigger than the ozone layer squeezed flat.

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Things about the same size

Many real things vary in size, so we use a typical or official figure. Spotted a mistake? Email [email protected].