Denominations: The 1975 American Gold Eagle was issued in four denominations: $5, $10, $25, and $50.
Composition: Each 1975 American Gold Eagle coin was composed of 90% fine gold and 10% alloy (copper and silver).
Weight and Diameter: The weight and diameter of each coin varied depending on its denomination. Here are the specifications:
* $5 Gold Eagle: Weight - 8.359 g, Diameter - 16.5 mm
* $10 Gold Eagle: Weight - 16.718 g, Diameter - 22.0 mm
* $25 Gold Eagle: Weight - 33.436 g, Diameter - 27.0 mm
* $50 Gold Eagle: Weight - 66.872 g, Diameter - 32.7 mm
Design: The 1975 American Gold Eagle coins feature a distinctive design created by Miley Busiek.
* Obverse: The obverse side of the coin depicts Lady Liberty, representing the United States of America. She is shown with flowing hair, a crown of stars, and a radiant torch in her left hand. The text "LIBERTY" and the year "1975" are also inscribed on the obverse.
* Reverse: The reverse side of the coin displays a majestic bald eagle, representing strength, freedom, and power. The eagle is shown in flight, with its wings outstretched. The text "UNITED STATES OF AMERICA," "E PLURIBUS UNUM," and the denomination are inscribed on the reverse.
Production: The 1975 American Gold Eagle coins were produced at the Philadelphia and San Francisco Mint facilities. The coins minted in Philadelphia do not have a mint mark, while those minted in San Francisco have an "S" mint mark below the eagle's right talon.
Mintage Figures: The mintage figures for the 1975 American Gold Eagle coins vary by denomination. Here are the mintage numbers for each denomination:
* $5 Gold Eagle: 1,109,000 coins
* $10 Gold Eagle: 1,065,000 coins
* $25 Gold Eagle: 1,044,000 coins
* $50 Gold Eagle: 1,023,000 coins
Value and Premium: The value of a 1975 US gold coin depends on several factors, including its denomination, condition, and current market prices for gold. The melt value of the gold in a 1975 American Gold Eagle coin typically serves as a floor for its value. However, these coins often command premiums above the spot gold price due to their historical significance, numismatic value, and collector demand.
It is advisable to check current market prices and consult reputable sources to obtain a more accurate estimate of the value of a specific 1975 US gold coin.