Watch List notes:

(x) French Guiana, Banque de la Guyane, 500 francs, specimen, no date 91942), serial number A1 0000, black and yellow, aeroplane flying over sea at centre, 'SPECIMEN' overprinted in red 3 times at bottom, reverse purple-brown and pale blue, a sailing ship at centre,(Pick 14s), PCGS Currency 62 New. Rare.

Estimate: £1200 - £1500