The coin is a French 20 centimes from 1984.

This coin was part of the Fifth Republic series and was minted in aluminum-bronze.

It features Marianne, a national emblem of the French Republic, on the obverse side, designed by Henri Lagriffoul.

The reverse side displays the denomination "20 CENTIMES" along with the year of minting and the inscription "LIBERTÉ ÉGALITÉ FRATERNITÉ" which means "Liberty, Equality, Fraternity."

Diameter of 23.5 mm,

Thickness of 1.4 mm,

Weighs 4 grams.

The edge of the coin is plain.

The mint mark is a cornucopia, indicating it was produced at the Paris Mint (Monnaie de Paris), and the privy mark is a dolphin.

The 1984 French 20 centimes coin is composed of aluminum-bronze. This alloy typically consists of:

• 92% Copper
• 6% Aluminum
• 2% Nickel

Using aluminium bronze gives the coin a golden appearance and enhances its durability.

This composition was chosen for its resistance to wear and corrosion, making it suitable for circulation coins​