On ne Passe Pas French WWI Sweetheart Tank Necklace

Vintage WWI French sweetheart necklace with tank. 'On ne Passe pas' (they shall not pass) was first used in the battle of Verdun in 1916 and was later used by troops defending the Maginot Line. It is unmarked. There is some discoloration patina on both the charm and the chain.