Reversible sterling silver U.S. Army Saint Christopher necklace cast in solid 925 sterling silver. One side of the medal is a Saint Christopher medal and the other side is a U.S. Army medal. The chain is a 18 inch 925 sterling silver chain. The medal size is 18 MM round and the weight is 1.68 DWT (2.61 grams). The words “Saint Christopher Protect US” encompass the Saint Christopher medal. “United States Army” encompasses the U.S. Army side of the medal.