St. Nicholas the Wonderworker , was a Christian bishop who helped the needy. After his death, the legend of his gift-giving grew. Saint Nicholas transformed into the legendary character called Santa Claus, who brings Christmas presents to children around the world. Made on 18 kt gold , with three diamonds on his crown . For this kind of jewelry, a dry cloth is enough to clean the pendant . Please it is forbidden the use of water alcohol or any other liquid solution ,as well swiming or taking a shower.