Lovely pastel portrait of a little boy from the beginning of the 19th century

This little pastel is charming. It was made probably during the reign of Napoléon 1er.
The boy is wearing a little black spencer, typical of the fashion of the time.
The frame has an old restoration at the top.
Dimensions:
frame: 7 3/4″ x 6 1/2″
pastel: 4 1/4″ x 3 1/4″