Watch List notes:

(x) Banque Nationale de Belgique, Specimen 10, 5 Francs, A1 000000, 10 Francs-2 Belgas, green on light green and light pink underprint, serial numbers at upper left and right center, 5 Francs-1 Belga violet on pink underprint, reverse black specimen cancelled stamp,(Pick 122s, 121s), in PMG holders, 10 Uncirculated 64, 5 Previously Mounted, Uncirculated 64 (2).

Estimate: £280 - £350