17.270 g. 5 Franc (17.27 g), 1850, Leopold I., Brüssel. Modules de 5 Franc en bronze, slice lisse, pour l'exposition of the HERSTAL, engraver C. Jéhotte, Aversum: head of the king left, reverse: exposition DE HERSTAL about circular arranged utensils, Guioth Planche VII no. 39 Bogaert 460 B1, contact marks, only 50 examples embossed, of prime rarity, extremly fine to uncirculated.