20 Francs Marianne Rooster Gold Coin (Random Years) Year: Various (1899 - 1914) Country: France Denomination: 20 Francs Metal Content: 0.1867 troy oz (≈ 5.81 grams) Purity: .900 Gold Thickness: 1.25 mm Diameter: 21.00 mm The 20 Francs Marianne Rooster gold coin has experienced strong demand since its initial introduction in 1899. In response to this demand, the French government minted significant quantities of this coin. Although it was last minted in 1914, it remains a historically rich gold coin that has withstood the test of time.