A gold color metal and enamel insignia 1 3/16 inches in height consisting of an equilateral triangle, one point up, divided into three sections, The upper section yellow, the dexter section blue, and the sinister section red, a gun bendwise in front of a tank track and wheels, all black and overall a red lightning flash bendwise sinister, in the apex the Arabic numeral "1" in black; all above a gold scroll inscribed "Old Ironsides" in black letters.

• The design is a miniaturized replica in metal and enamel of the shoulder sleeve insignia of the 1st Armored Division.
• The original distinctive unit insignia consisting of an arrowhead of blue, gold and red and centered on the gold portion, a small black arrow with point up; supporting the triangular head, a gold scroll bearing the inscription "Old Ironsides" in black letters was approved on March 11, 1966. It was cancelled and the current design was authorized on May 16, 1969. - US Army Institute Of Heraldry