The $20 Liberty Gold Type 3 coin, minted in 1892 at the San Francisco Mint, is part of the Liberty Head series that was produced from 1849 to 1907. This particular type features the iconic Liberty head on the obverse and a heraldic eagle on the reverse, with both sides designed by engraver Augustus Saint-Gaudens. The Type 3 variant is distinguished by its modified design, featuring a more pronounced eagle and changes in the lettering style. Given its gold content of .9675 ounces, the $20 Liberty Gold coin is highly sought after by collectors and investors alike, reflecting both historical significance and intrinsic value.