Watch List notes:

Belgium 20 Centimes 1859 Piedfort in Cupro-Nickel, Obverse: Lion with tablet UNION FAIT LA FORCE, with BELGIQUE and date in the exergue, Reverse: ESSAI MONETAIRE with 20 in centre and the number 25 countermarked (officially) below, CENTIMES below, design as KM#P2, 23mm diameter, 5.99 grammes, unusually with a Plain edge rather than the security edge, A/UNC and with some lustre

Estimate: 100-200 GBP