ShieldArgent, on a pile Sable a fleur-de-lis Or.
CrestThat for the regiments and separate battalions of the Army Reserve: On a wreath of the colors Argent and Sable 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.
MottoNOUS GARDONS (We Guard).
ShieldWhite is the old Infantry color; the black pile is the background of the shoulder sleeve insignia of the 83d Division and the gold fleur-de-lis indicates the organization's service in France.
CrestThe crest is that of the United States Army Reserve.
The coat of arms was originally approved for the 329th Infantry Regiment on 27 June 1925. It was redesignated for the 329th Regiment on 22 August 1960.