Portrait Miniature of a Gentleman Wearing a Blue jacket and Yellow Vest

Description:

Portrait Miniature of a Gentleman Wearing a Blue jacket and Yellow Vest, America, c. 1800, oval bust length portrait, 2 1/2 x 2 in., accompanied by an oval gilt-brass pendant case with a small oval plait of hair, (lacking part of a blue glass border). Condition: Portrait in good condition, case is apart.
Estimate $500-700

Case does not quite fit the miniature.