MONACO - MONACO Honoré V (1819-1841). Test of 20 francs, in silver, by É. Rogat 183- (1838), Monaco. Av. HONORE V PRINCE - OF MONACO. Nude head left, below signature E. ROGAT. Rv. 20 FRANCS (different) (date) (workshop) in exergue. Grimaldi shield surmounted by a princely crown and supported by two armed monks; signature E. ROGAT. G.MC118 - CC 177 bis b) ; Silver - 4.46 g - 21 mm - 6 h With smooth edge and incomplete date. Striking with a rusty corner on the obverse and in the process of breaking on the reverse. Grey patina. A superb piece.