; (B) have a diameter of 0.850 inches; and (C) contain not less than 90 percent gold. (2) $1 silver coins Not more than 400,000 $1 coins, which shall— (A) weigh 26.73 grams; (B) have a diameter of 1.500 inches; and (C) contain not less than 90 percent silver. (3) Half-dollar clad coins Not more than 750,000 half-dollar coins which shall— (A) weigh 11.34 grams; (B) have a diameter of 1.205 inches; and (C) be minted to the specifications for half-dollar coins contained in section 5112(b) of title 31, United States Code. (b) Legal Tender The coins minted under this Act shall be legal tender, as provided in section 5103 of title 31, United States Code. (c) Numismatic Items For purposes of section 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) Design Requirements The designs of the coins minted under this Act shall be emblematic of the 250th anniversary of the United States Marine Corps. (b) Designation and Inscriptions On each coin minted under this Act there shall be— (1) a designation of the value of the coin; (2) an inscription of the year 2025 ; and (3) inscriptions of the words Liberty , In God We Trust , United States of America , and E Pluribus Unum . (c) Selection The design for the coin minted under this Act shall be— (1) selected by the Secretary after consultation with the Commission of Fine Arts, the Commandant of the Marine Corps, and the Marine Corps Heritage Foundation