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Usually 4.54 - 4.6 grams

YearsMassDiameter/ShapeComposition2000-present3.95 g21.2 mm, round94.5% steel, 3.5% copper, 2% nickel plating1982-1999 (some production until 2006)4.6 g21.2 mm, round75% copper, 25% nickel1963-19814.54 g21.21 mm, round99.9% nickel1955-19624.54 g21.21 mm, 12-sided99.9% nickel1951-19544.54 g21.21 mm, 12-sidedchrome-plated steel1946-19514.54 g21.21 mm, 12-sided99.9% nickel1944-19454.54 g21.21 mm, 12-sidedchrome-plated steel1942-19434.54 g21.21 mm, 12-sided88% copper, 12% zinc ("tombac")1922-19424.54 g21.21 mm, round99.9% nickel1920-19211.167 g14.494 mm, round80% silver, 20% copper1858-19191.167 g14.494 mm, round92.5% silver, 7.5% copper

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12y ago

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