Hi Marco, the E 870 was in production from 1970 to 1975.
By: amanico : January 7th, 2016-14:12
There were 1120 watches made. The cases are very close, indeed, not the movements. What does that mean? Everything is possible, tough to be affirmative. It seems that the E 870 is the only JLC / Lecoultre Ref to use this case. Now, JLC used this movement ...