Corvette Flags 1968-1972 Metal Sign Large 32" x 13" Corvette Flags Metal Wall Sign - 32" x 13" : C3 1968-1972 Because we use a highly detailed digital picture all details of the emblem are captured, this includes the glare from the chrome and imperfections in the casting of some emblems. 1968-1972 Corvette Nose Emblem Sign Officially Licensed. Looks 3D, but this is a FLAT metal sign. Our product is made by using the actual emblem from GM.