Watch List notes:

Belgium, Baudouin I (1951-1993), Nickel essai 10 Francs 1968, Brunet (Nickel, 7.81 gr, 27 mm) Head left BELGIQUE Rev. Denomination with coats of arms of the nine provinces. Plain edge. Bogaert 3245. Uncirculated. Only 12 minted, very rare.