ShieldOr, a tilting spear in bend Vert, between a horse’s head couped and a gauntlet of the like, a bordure Gules.
CrestThat for the regiments and separate battalions of the California Army National Guard: On a wreath of the colors Or and Vert, the setting sun behind a grizzly bear passant on a grassy field all Proper.
MottoOBSERVARE ET AGERE (To Observe and Act).
ShieldThe shield of the former 111th Armored Cavalry Regiment, differenced by the addition of a border, is used to indicate descent of the 170th Antiaircraft Artillery Battalion from the 2d Battalion of that organization. The border is red to indicate the unit’s present function as Artillery. The shield is in the colors for Armor. The horse’s head and lance symbolize Cavalry and medieval Armor respectively. The gauntlet represents the shock action of Armor and its ability to deliver a decisive blow.
CrestThe crest is that of the California Army National Guard.
The coat of arms was approved on 19 July 1955. It was rescinded on 30 June 1961.