; (B) be struck on a planchet of appropriate dimensions; and (C) contain not less than 90 percent gold. (2) $1 silver coins Not more than 500,000 $1 coins, which shall— (A) weigh 26.73 grams; (B) be struck on a planchet of appropriate dimensions; and (C) contain not less than 90 percent silver. (3) Half-dollar clad coins Not more than 750,000 half-dollar coins, which shall be of such specifications as the Secretary may choose, except that, to the greatest extent possible, such half-dollar coins shall match in size the other coins described in this subsection. (c) Legal tender The coins minted under this Act shall be legal tender, as provided in section 5103 of title 31, United States Code. (d) Numismatic items For purposes of sections 5134 and 5136 of title 31, United States Code, all coins minted under this Act shall be considered to be numismatic items. 4. Design of coins (a) In general The design for the coins minted under this Act shall be— (1) selected by the Secretary after consultation with— (A) the National Baseball Hall of Fame; and (B) the Commission of Fine Arts; and (2) reviewed by the Citizens Commemorative Coin Advisory Committee. (b) Designations and inscriptions On each coin minted under this Act there shall be— (1) a designation of the value of the coin, which, for purposes of the coins described under paragraphs (1) and (2) of section 3(b) shall use a dollar sign and a numeral rather than spelling out the denomination; (2) an inscription of the year 2022