A beautiful, mint ecu example.
The coin appreciated with the highest NGC grading, among those given so far.
Obverse: bust to the left, legend in the rim:
LUD-XVI-D-G-FR-ET NAV-REX-;
Reverse: crowned shield of the coat of arms of France on laurel branches, surrounded by legend:
SIT NOMEN DOMINI BENEDICTUM 1786 M;