Per pale Gules and Argent, issuing from base three spears palewise in chevron and in base a protractor all counterchanged.
That for the regiments and separate battalions of the Army Reserve: On a wreath of the colors Argent and Gules, 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.
STRIKE, BUILD, HOLD.
Scarlet and white are the colors used for the Corps of Engineers. The protractor, a basic engineering device, represents the organization's basic function. The three spears, symbols of combat, refer to the three areas in Europe in which the Battalion served in World War II.
The crest is that of the U.S. Army Reserve.
The coat of arms was originally approved for the 463d Engineer Battalion, Army Reserve on 29 May 1961. It was redesignated for the 983d Engineer Battalion, U.S. Army Reserve on 8 April 1977.