Belgium - 20 Francs - King Baudouin I (1948-1993) - Nickel-Bronze - Weight 8,63 gr - Size 25,65 mm - Thickness 2,27 mm - Coin alignment (180°) - Engraver Harry Elstrom - Mint Brussels-Belgium - Note/Legend in French 'BELGIQUE' - Edge : Gemetrical pattern (varieties in shape) whit horizontal brackets above and below - Mintage : 60 000 000 - Reference KM# 159 (1980-1983)