(There may be a tiny dot of silver on the front of the charm. Each one varies slightly) This sterling silver charm is a Zia. It is 2.1 cm tall and 1.8 cm wide. There may be a tiny dot of silver between one of the lines of the zia. The symbol originated with the Indians of Zia [pronounce it "tSEE-ah"] Pueblo (Indian village) in ancient times. The symbol has sacred meaning to the Zia. Four is a sacred number which symbolizes the Circle of Life: four winds, four seasons, four directions, and four sacred obligations. The circle binds the four elements of four together.