Watch List notes:

(x) Grand-Duche de Luxembourg, colour trial 100 francs, 15 July 1970, red serial number A 000000, blue, Grand Duke Jean at left, (Pick 56cts), perforated, red 'SPECIMEN' overprints, uncirculated. This type considerably scarcer than the Grand Duchess Charlotte type, previously mounted.

Estimate: £200 - £250