Watch List notes:

(x) National Bank of Switzerland, specimen 500 Franken, ND (1961-74), serial number 2E 00000, no signatures, red-brown and olive-green on multicoloured underprint, woman looking in mirror at right, value at centre left, reverse allegorical scene 'The Fountain of Youth', overprinted SPECIMEN in red with two De La Rue specimen ovals on obverse and reverse,(Pick 51s), in PMG holder 64 Choice Uncirculated, rare and attractive.

Estimate: £250 - £300