No other United States coin series has realized so many design changes as the Seated Liberty Design. The series was designed by the likes of Gobrecht, and Sully and the design changes where as follows:
NO MOTTO ON REVERSE (1838-1865)
ARROWHEADS AT DATE, RAYS ON REVERSE (1853 ONLY)
ARROWHEADS AT DATE, NO RAYS ON REVERSE (1854-1855)
NO MOTTO ON REVERSE (RESUMED 1856-1865)
WITH MOTTO ON REVERSE (1866-1891)
ARROWHEADS AT DATE (1873-1874)
WITH MOTTO ON REVERSE (RESUMED 1875-1891)
Cherry Picker's List:
1838 No drapery at Liberty's left elbow.
1839 No drapery at Liberty's left elbow.
1840 From 1840 onward, drapery is added to Liberty's left elbow.
1840-O The first issues of this year lack drapery at Liberty's left elbow.
1842-O Comes in Small and Large Date varieties - the Small Date is the rare one.
1854-O Huge O
1873 Closed 3
Designer: Obverse by Thomas Sully, executed by Christian Gobrecht, modified by Robert Ball Hughes; Reverse by Christian Gobrecht
Diameter: 24.3 millimeters
Silver - 90%
Copper - 10%
Weight: 103.1 grains (6.7 grams)
Mint mark: None (for Philadelphia, PA) below the eagle on the reverse