United States Army 579th Engineer Battalion Unit Crest (Semper Laborantes)
Criteria: These distinctive unit insignia (DUI) are worn by the 579th Engineer Battalion. Semper Laborantes is their motto and means Always Working. Approved for wear in 1954 and worn by the California Army National Guard (CA ARNG). Unit crests are worn on the Army Class A Uniform (Greens) and Army Service Uniform (ASU).
Note: Sold in pairs (i.e., if you order a quantity of 1 you will receive two Unit Crests).