The annual custom of blessing the water, at the center of Piraeus, in Piraiki port. The cross is cast into the sea and people dive in to catch it. This will give them luck for the following year.
On January 6, the water is blessed and a cross is being cast in the sea, lake or nearby river for that purpose. Some men will dive in to catch the cross. The one who gets it will have luck in the following year.