ShieldOr, a bend Vert, overall an Indian on horseback affronté brandishing a carbine in dexter hand, head of Indian and bay horse facing dexter, all Proper, with in a diminished bordure Gules.
CrestThat for the regiments and separate battalions of the Army Reserve: On a wreath of the colors Or and Vert, the Lexington Minute Man Proper. The statue of the Minute Man, Captain John Parker (H.H. Kitson, sculptor), stands on the Common in Lexington, Massachusetts.
MottoOMNIA VIRTUTE (All By Valor).
ShieldThe shield is yellow, the Cavalry Color; the green fess represents New Mexico, the Indian on horseback Oklahoma and Arizona-the allocation of the Regiment. The red diminished bordure indicates that the unit served as Field Artillery.
CrestThe crest is that of the United States Army Reserve.
The coat of arms was approved on 18 August 1925.