Great Britain 1902 10s ultramarine, SG265.
A superb unmounted mint, with full original gum, left hand marginal example printed by De La Rue.
Only 24 major-type definitive stamps were issued during the short reign of King Edward VII. This is the finest quality example you could find for this lovely stamp.
GB Specialised Catalogue No: M53(1).
SG Catalogue Value: £1,800.
