Revealed: Napoleon's diamond jewel that he abandoned after being humbled at the Battle of Waterloo

The brooch, made of nearly 100 diamonds, was left behind after the emperor fled Waterloo's battlefield to return to Paris.

Diamond jewel abandoned by Napoleon at Battle of Waterloo to go up for sale

The brooch, made of nearly 100 diamonds, was left behind by Napoleon Bonaparte after he fled Waterloo’s battlefield to return ...