NGC MS 63 (PIEFORT) (6642260-013).
Av. LOUIS II PRINCE OF MONACO. Nude head left; below, signature L. MAUBERT.
Rv. 1 - FRANC - 1. Grimaldi shield supported by two armed monks, on a mantle surmounted by a princely crown; (different) at 3 and 9 o'clock; in exergue ESSAI.
G.MC131 - KM.E9; Silver - 5.28 g - 23 mm - 6 h