The demonstrators sang hymns and carried placards with messages reading: “Jesus, King of Kings, Not Queen of Heaven”.
The project's budget is listed at $350,000 and is funded solely by donations.
"The reopening of this place to pilgrims and tourists will be a historic day," Father Faltas told Vatican Radio.
The previous figure on the pedestal disappeared in 2014 and it has been empty ever since.
In March 2018, the "Holy Bible" was removed from all online booksellers across China.
On the 24th of September, a statue of Jesus was desecrated at Saint Joseph Catholic Cathedral in Baton Rouge, Los Angeles.
Two thirds of evangelicals were found to agree with the statement, "Jesus is the first and greatest being created by God."
France remains the European country in which the rise of anti-Christian vandalism is the most significant.
It is the biblical world view that provides the most secure foundation of the right to religious freedom.