flowing hair half dollar Designer: Robert Scot Obverse Design: Liberty Bust Reverse Design: American eagle with wreath Edge: Lettered - "Fifty cents or half a dollar" (various ornaments between words) Weight: ±13.5 grams Diameter: ±32.5 millimeters Composition: Silver (89.2%), Copper (10.8%) Dates Minted: 1794 - 1795 draped bust half dollar Strikes: 3,918 Proofs: none Designer: Obverse by Robert Scot, reverse by John Eckstein Diameter: ±32.5 millimeters Metal content: Silver - 89.2% Copper - 10.8% Weight: ±208 grains (±13.5 grams) Edge: Lettered - FIFTY CENTS OR HALF A DOLLAR Mintmark: None capped bust half dollar seated liberty half dollar Barber half dollar Designer: Charles E. Barber Obverse Design: Reverse Design: Edge: Reeded Weight: ±12.5 grams Diameter: ±30.6 millimeters Composition: Silver (90%), Copper (10%) Dates Minted: 1892 - 1916 walking liberty half dollar Value 0.50 U.S. dollars Mass 12.50 g Diameter 30.6 mm Thickness 1.8 mm Edge reeded Composition 90 % Ag 10 % Cu Years of minting 1916–1921; 1923; 1927–1929; 1933–1947 Obverse Design Lady Liberty walking and holding an olive branch Designer Adolph A. Weinman Design date 1916–1917 Reverse Design A perched bald eagle Designer Adolph A. Weinman Design date 1916–1947 franklin half dollar Value 0.50 U.S. dollars Mass 12.50 g Diameter 30.6 mm Thickness 2.15 mm Edge reeded Composition 90% Ag 10% Cu Years of minting 1948–1963 Obverse Design Benjamin Franklin Designer John R. Sinnock Design date 1948 Reverse Design Liberty Bell Designer John R. Sinnock Design date 1948 kennedy half dollar Obverse design: President John F. Kennedy Reverse design: The Seal of the President of the United States Bicentennial reverse designer: Seth Huntington Bicentennial reverse design: Independence Hall in Philadelphia Edge: reeded; 150 reeds per coin Diameter: 30.61 mm Thickness: 2.15 mm