FRANCE - FRANCE Second Empire / Napoleon III (1852-1870). Test-piece of 5 francs tête laurée by Bouvet, Flan bruni (PROOF) 1853, Paris. Av. NAPOLEON III EMPEROR. Head laureate left; below, signature BOUVET F. Rv. FRENCH EMPIRE. Imperial arms posed on a crowned mantle and broaching on the sceptre and the hand of justice, accosted by 5 - F and below (different) (date) (different). G.732 - VG.3331 - Maz.1637a ; Silver - 63,24 g - 37 mm - 12 h NGC MS 64 (6639713-002). Spectacular 6.1 millimetre thick piéfort! Mirror fields and satin-finish relief. Minimal hairlines. Superb at Fleur de coin. FRANCE Second Empire / NAPOLÉON III (1852-1870). Silver pattern Piedfort of 5 francs laureate head by Bouvet, proof, 1853, Paris. Obv. NAPOLEON III EMPEREUR. Laureate head facing left ; below signature BOUVET F. Rev. FRENCH EMPIRE. Imperial coat of arms set on a crowned mantle and over the scepter and the hand of justice, 5 and F on the sides and below (different) (date) (different). G.732 - VG.3331 - Maz.1637a ; Silver - 63.24g - 37mm - 12h. Spectacular piedfort 6.1 millimeters thick ! Mirror fields and satin reliefs. Minimal hairlines. Uncirculated.