Coinage of the gold dollar was authorized by the Act of March 3, 1849. The weight was 25.8 grains, .900 fineness. The first type, struck until 1854, is known as the Liberty Head or small sized type (Type 1).
In 1854, the dollar coins were made larger in diameter and thinner. The design was changed to a feather headdress on a female, generally referred to as the Indian Princess Head or larger-sized type (Type 2). In 1856, the type was changed slightly by enlarging the size of the head (Type 3).
Designer James B. Longacre; weight 1.672 grams; composition .900 gold, .100 copper (net weight .04837 oz. pure gold); diameter 13mm; reeded edge; mints: Philadelphia, Charlotte, Dahlonega, New Orleans, San Francisco.
Authorized by the Act of April 2, 1792, quarter eagle weighed 67.5 grains, .9167 fineness until the weight was changed to 64.5 grains, .8992 fineness, by the act of June 28, 1834. The Act of January 18, 1837, established fineness at .900. Most dates before 1834 are rare. The first issue was struck in 1796; most of these had no stars on the obverse. Proofs of some dates prior to 1855 are known to exist, and all are rare.
Capped Bust to Right (1796 - 1807): Designer Robert Scot; weight 4.37 grams; composition .9167 gold, .0833 silver and copper; approx. diameter 20mm; reeded edge.
Classic Head, No Motto on Reverse (1834 - 1839): Designer William Kneass; weight 4.18 grams; composition .8992 gold, .1008 silver and copper (changed to .900 gold in 1837); diameter 18.2mm; reeded edge; mints: Philadelphia, Charlotte, Dahlonega, New Orleans.