Gules, a mullet Or bearing a stylized sunset of the first, overall a horseshoe Sable garnished of the second enclosing a silhouetted rider and horse Azure (Dark Blue).
That for the regiments and separate battalions of the Arizona Army National Guard: From a wreath Or and Gules, a giant cactus Proper.
Yellow is the color traditionally used by Cavalry units. The star and sunset are adapted from the State flag of Arizona. The horseshoe denotes the unit's honorable history and cavalry tradition, while the horse and rider suggest Captain William Owen ?Buckey' O'Neil, a prominent soldier and citizen from Arizona, killed in action while serving in Cuba.
The crest is that of the Arizona Army National Guard.
The coat of arms was authorized on 9 January 1998.