Saint Christopher 3 Gram 14K Round Medal | 1" Long | Gold | 1 Pendant |Solid Gold Saint Christopher 14K Round 3 Gram Medal. Saint Christopher is the patron saint of travellers, including motorists, who sometimes hang a small image of him in their vehicle for luck. According to legend, he was crossing a river when a child asked to be carried across. Inspired by St. Christopher's ability to protect the child on his back from the dangerous waves of the river that they crossed, these medallions have come to represent