This is a Grand Duchy of Luxembourg 5 Centimes coin dated 1854, issued under Grand Duke William III. The obverse features the crowned Luxembourg coat of arms with the lion rampant, surrounded by the legend 'GRAND-DUCHÉ DE LUXEMBOURG'. The reverse displays the denomination '5 CENTIMES' and date 1854 within a wreath of oak and laurel branches, with the engraver's name 'BARTH' at the bottom.