Renaissance monetary stamp for striking coin for the obverse of a silver Henry III (King of France from 1574-1589) one eighth ecu coin, HENRICVS.III.DG.FRAN.ET.PO.REX, with a 27 mm diameter. Numismatic tool in engraved steel with narrow square section, was fixed in a block of wood to serve as an anvil on which was deposited the money side to mint. The other part was a punch to mint the reverse, the blacksmith crushing the monetary side between both parts with a mass.
Really good condition
Old Henry René d'Allemagne collection.