Beautiful piece with lots of shine, minor blemishes.
Old original minting.
Obverse: bust to the right, in the rim legend:
REPUBLIQUE FRANCAISE;
Reverse: Gallic rooster cowering to the left, in the rim legend:
LIBERTE-EGALITE-FRATERNITE, on the sides of the rooster 20 Fcs, in section 1906;
Gold .900, catalog weight 6.45161 g.