This Austrian postage stamp, issued in 1978, celebrates the 850th anniversary of the city of Graz (1128–1978). At its center is a medieval red wax city seal featuring a crowned lion flanked by two supporters, symbolizing Graz’s historical significance. The design is framed in a decorative knotwork border with deep green and gray tones, enhancing its regal aesthetic. The denomination is S4, and the issue proudly bears the inscription “Republik Österreich.” Designed by O. Zeiller and engraved by W. Seidel, this stamp is a cherished collectible for lovers of Austrian history and heraldry.