World War One United States Navy sterling silver hat badge for Chief rank. 1 3/4 inches tall by 1 3/16 inches across in size. Maker marked on the reverse side A. CO”, also marked “STERLING. Pin back with a simple hook pin catch. The rope “fouling” was made by twisting wire… Then applying to the anchor. The “USN” was made as three separate pieces and applied to the center of the pin.