A young lady, attributed to Reuben Moulthrop, circa 1795.  

Set in a gilt metal locket frame with eglomise decoration, the reverse containing a lock of hair.
 
1 7/8 inches high.
 
Reuben Moulthrop (1763-1814) was a portrait and miniature painter and  wax sculptor.   His portraits of his Connecticut neighbors are icons of American folk art, included in the collections of the Yale University Art Gallery, the Metropolitan Museum of Art, and the Abby Aldrich Rockefeller Collection at Colonial Williamsburg.  His miniature of Delia Moulthrop is in the New York Historical Society.